10 2013 档案

摘要:#include#includeint main(){ double x,y; printf("Enter x:"); scanf("%lf",&x); if(x2){ y=sqrt (double(x*x+x+1)); } else{ y=x+2; } printf("f(%.2f)=%.2f\n",x,y); return 0;} 阅读全文
posted @ 2013-10-31 09:53 傻子疯子捏子 阅读(111) 评论(0) 推荐(0) 编辑
摘要:#include void main( ){ int i, b=1; double s;/*当i=1时 b=1,i=1,s=s+1,所以s初始值是0 */ s=0; for(i=1;i<=15;i++) { s=s+double(i)/double(b); /*因为得到的值是浮点型变量 所以使用double()函数*/ b=b+2;/*15个数的分母每个间隔2 且从1一直变大*/ } printf("sum=%f\n",s);/*求和用sum函数 有因为得到的答案是小数 所以用%f*/} 阅读全文
posted @ 2013-10-31 09:51 傻子疯子捏子 阅读(135) 评论(0) 推荐(0) 编辑
摘要:#includeint main(){ int m=0,n=0,q=0,i,grade[10]; printf("Enter grades:"); for(i=0;i85) m++; else if(grade[i]>=60) n++; else q++; } printf("优秀人数:%d\n",m); printf("通过人数:%d\n",n); printf("不及格人数:%d\n",q); return 0;} 阅读全文
posted @ 2013-10-31 09:51 傻子疯子捏子 阅读(123) 评论(2) 推荐(0) 编辑
摘要:#include void main(){ int i, j, t, a[10]; printf("Enter 10 integers: "); for(i=0;i<10; i++) scanf("%d",&a[i]);/*将数据存入数组*/ for(i=1; i<10; i++) for(j=0;j<10-i; j++)/*冒泡排序*/ if(a[j]<a[j+1]) { t=a[j]; a[j]=a[j+1]; ... 阅读全文
posted @ 2013-10-31 09:49 傻子疯子捏子 阅读(121) 评论(0) 推荐(0) 编辑
摘要:输入n个整数,将它们存入数组a中。输出最大值和它所对应的下标。#includeint main(void){ int col,i,j,row; int a[5][1]; /*将输入的数存入二维组数*/ printf("Enter 5 integers:\n"); for(i=0;ia[row][col]){ row=i; col=j; } printf("max=a[%d][%d]=%d\n",row,col,a[row][col... 阅读全文
posted @ 2013-10-28 09:14 傻子疯子捏子 阅读(194) 评论(0) 推荐(0) 编辑
摘要:#includeint main(){ int m,n; float result,sum; float fact(int n); printf("enter m and n:"); scanf("%d%d",&m,&n); sum=fact(m-n); result=fact(m)/(fact(n)*sum); printf("result=%.0f\n",result); return 0;}float fact(int n){ int i; float result; result=1; for(i=1;i< 阅读全文
posted @ 2013-10-28 08:25 傻子疯子捏子 阅读(106) 评论(0) 推荐(0) 编辑
摘要:#includedouble fact(int n);int main(void){ int i; double sum; sum=0; for(i=1;i<=100;i++) sum=sum+fact(i); printf("1!+2!+...+100!=%e\n",sum); return 0;}double fact(int n){ int i; double result; result=1; for(i=1;i<=n;i++) result=result*i; return resu... 阅读全文
posted @ 2013-10-21 09:31 傻子疯子捏子 阅读(122) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,x; double price; for(i=1;i<=5;i++){ printf("[1]apples\n"); printf("[2]pears\n"); printf("[3]oranges\n"); printf("[4]grapes\n"); printf("[0]exit\n"); printf("输入编号:\n"); scanf("%d",&x); if(x==0) 阅读全文
posted @ 2013-10-21 00:24 傻子疯子捏子 阅读(150) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n,year; printf("Enter n:"); scanf("%d",&n); for(i=1;i<=n;i++){ printf("Enter year:"); scanf("%d",&year); if((year%4==0&&year%100!=0)||(year%400==0)){ printf("这是闰年"); } else{ printf("这不是闰年"); 阅读全文
posted @ 2013-10-21 00:23 傻子疯子捏子 阅读(88) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ char op; printf("输入五级制成绩:"); scanf("%c",&op); switch(op){ case'A':printf("grade=90-100"); break; case'B':printf("grade=80-89"); break; case'C':printf("grade=70-79"); break; case'D':printf(&q 阅读全文
posted @ 2013-10-21 00:23 傻子疯子捏子 阅读(127) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int x,y; printf("输入x:"); scanf("%d",&x); if(x<0){ y=-1; } else if(x==0){ y=0; } else{ y=1; } printf("y=%d",y); return 0;} 阅读全文
posted @ 2013-10-21 00:20 傻子疯子捏子 阅读(124) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int digit,space,enter,letter,other; char ch; int i; digit=space=enter=letter=other=0; printf("Enter 15 characters:"); for(i=1;i='a'&&='A'&&='0'&&ch<='9') digit++; else if(ch=' ') space++; else if(ch= 阅读全文
posted @ 2013-10-21 00:20 傻子疯子捏子 阅读(140) 评论(0) 推荐(0) 编辑
摘要:#includeint main (void){ int count,i,n; double grade,total; printf("Enter n:"); scanf("%d",&n); total=0; count=0; for(i=1;i=60){ count++; } } printf("Grade average=%.2f\n",total/n); printf("Number of failures=%d\n",count); return 0;} 阅读全文
posted @ 2013-10-21 00:19 傻子疯子捏子 阅读(94) 评论(0) 推荐(0) 编辑
摘要:#include int main(void) { int i,n; double x; double fact(int n); scanf ("%d", &n); x=0; for(i=0;i<=n;i++){ x=x+fact(i); } printf("x=%.0f\n",x); return 0;}double fact(int n) { int i; double y; y=1; for(i=1;i<=n;i++){ ... 阅读全文
posted @ 2013-10-21 00:19 傻子疯子捏子 阅读(142) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n,numerator,denominator,flag; double sum,item; printf("Enter n:"); scanf("%d",&n); numerator=1; denominator=1; sum=0; flag=1; for(i=1;i<=n;i++){ item=flag*(numerator*1.0/denominator); numerator=numerator+1; denominator... 阅读全文
posted @ 2013-10-21 00:17 傻子疯子捏子 阅读(88) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int n,i; double x,y; y=1; printf("输入n,x:"); scanf("%d%Lf",&n,&x); for(i=1;i<=n;i++){ y=y*x; } printf("y=%Lf",y); return 0;} 阅读全文
posted @ 2013-10-21 00:17 傻子疯子捏子 阅读(83) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int m,n; double i,y; y=1; printf("输入m,n的值:"); scanf("%d%d",&m,&n); for(i=m;i<=n;i++){ y=y+(i*i+1/i); } printf("y=%Lf",y); return 0;} 阅读全文
posted @ 2013-10-21 00:16 傻子疯子捏子 阅读(118) 评论(0) 推荐(0) 编辑
摘要:#include #include int main(void) { int year; double loan,money,my,rate; scanf("%Lf",&loan); scanf("%Lf",&rate); printf("year money\n"); for(year=5;year<=30;year++){ my=pow(1+rate,12*year); money=loan*rate*my/(my-1); printf("year=%d money=%.0f\n",yea 阅读全文
posted @ 2013-10-21 00:16 傻子疯子捏子 阅读(85) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int n,i,power; double product; printf("Enter n:"); scanf("%d",&n); product=0; for(i=1;i<=n;i++){ power=pow(2,i); printf("%d",power); product=product+power; } printf("product=%.0f\n",product); return 0;} 阅读全文
posted @ 2013-10-21 00:15 傻子疯子捏子 阅读(99) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int num1,num2,a,b,c; double d,e; printf("输入num1,num2:"); scanf("%d%d",&num1,&num2); a=num1+num2; b=num1-num2; c=num1*num2; d=num1/num2; e=num1%num2; printf("输出和=%d差=%d积=%d商=%.2f余数=%.2f",a,b,c,d,e); return 0;}这个 网出错了 不能上网 所以一起交了 阅读全文
posted @ 2013-10-21 00:12 傻子疯子捏子 阅读(85) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n; double r,h,v; double cylinder(double r,double h); printf("Enter n:"); scanf("%d",&n); for(i=1;i<=n;i++){ printf("Enter r and h:"); scanf("%lf%lf",&r,&h); if(r<=0||h<=0) { printf("输入错误,重新输入"); } .. 阅读全文
posted @ 2013-10-17 09:25 傻子疯子捏子 阅读(135) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double R,H,V; printf("Enter R and H:"); scanf("%lf%lf",&R,&H); if(R>0&&H>0){ V=3.1415926*R*R*H; printf("V=%.3f\n",V); } else{ printf("输入错误,请重新输入"); } return 0;} 阅读全文
posted @ 2013-10-14 09:53 傻子疯子捏子 阅读(103) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double R,S; printf("Enter R:"); scanf("%lf",&R); if(R>0){ S=R*3.14; printf("S=%.2f\n",S); } else{ printf("输入错误"); } return 0;} 阅读全文
posted @ 2013-10-14 09:17 傻子疯子捏子 阅读(104) 评论(0) 推荐(0) 编辑
摘要:敲了很多编程 发现 敲的越多错的越少。 我想这是因为 敲的多了 变得更加熟悉,哪里要注意 哪里会打错。而且敲的速度也变快很多。但是我留下最大的遗憾就是 没有记住哪些函数是干嘛的 做什么样的程序改敲什么 阅读全文
posted @ 2013-10-08 01:30 傻子疯子捏子 阅读(87) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n,m; char s[10]; printf("Enter a string:"); i=0; while((s[i]=getchar())!='\n') i++; s[i]='\0'; for(n=0,m=i-1;n=m) printf("It is a plaindrome\n"); else printf("It is not aplalindrome\n"); return 0;} 阅读全文
posted @ 2013-10-08 01:24 傻子疯子捏子 阅读(90) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,j; int a[3][2]; for(i=0;i<3;i++) for(j=0;j<2;j++) a[i][j]=i+j; for(i=0;i<3;i++){ for(j=0;j<2;j++) printf("%4d",a[i][j]); printf("\n"); } return 0;} 阅读全文
posted @ 2013-10-08 01:03 傻子疯子捏子 阅读(172) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,j,n,temp; int a[6][6]; printf("Enter n:"); scanf("%d",&n); for(i=0;i<n;i++) for(j=0;j<n;j++) a[i][j]=i*n+j+1; for(i=0;i<n;i++) for(j=0;j<n;j++) if(i<=j){ temp=a[i][j]; ... 阅读全文
posted @ 2013-10-08 01:03 傻子疯子捏子 阅读(109) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int col,i,j,row; int a[3][2]; printf("Enter 6 integers:\n"); for(i=0;ia[row][col]){ row=i; col=j; } printf("max=a[%d][%d]=%d\n",row,col,a[row][col]); return 0;} 阅读全文
posted @ 2013-10-08 01:01 傻子疯子捏子 阅读(165) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int a[10]={1,2,3,4,5,6,7,8,9,10}; int low,high,mid,n=10,x; printf("Enter x: "); scanf("%d",&x); low=0;high=n-1; while(low<=high) { mid=(low+high)/2; if(x==a[mid]) break; else if(x<a[mid]) high=mid-1; else ... 阅读全文
posted @ 2013-10-08 00:42 傻子疯子捏子 阅读(157) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,index,k,n,temp; int a[10]; printf("Enter n:"); scanf("%d",&n); printf("Enter %d integers:",n); for(i=0;i<n;i++) scanf("%d",&a[i]); for(k=0;k<n-1;k++){ index=k; for(i=k+1;i<n;i++) if(a[i]<a[index]) index=1; temp 阅读全文
posted @ 2013-10-08 00:37 傻子疯子捏子 阅读(116) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i; int fib[10]={1,1}; for(i=2;i<10;i++) fib[i]=fib[i-1]+fib[i-2]; for(i=0;i<10;i++){ printf("%6d",fib[i]); if((i+1)%5==0) printf("\n"); } return 0;} 阅读全文
posted @ 2013-10-08 00:32 傻子疯子捏子 阅读(91) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i; int fib[10]={1,1}; for(i=2;i<10;i++) fib[i]=fib[i-1]+fib[i-2]; for(i=0;i<10;i++){ printf("%6d",fib[i]); if((i+1)%5==0) printf("\n"); } return 0;} 阅读全文
posted @ 2013-10-08 00:22 傻子疯子捏子 阅读(119) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,flag,x; int a[5]; printf("Enter 5 integers:"); for(i=0;i<5;i++) scanf("%d",&a[i]); printf("Enter x:"); scanf("%d",&x); flag=0; for(i=0;i<5;i++) if(a[i]==x){ printf("Index is %d\n",i); flag=1; break; ... 阅读全文
posted @ 2013-10-08 00:20 傻子疯子捏子 阅读(99) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int count[9]; int i,response; for(i=1;i8) printf("this is a bad response:%d\n",response); else count[response]++; } printf("result:\n"); for(i=1;i<=8;i++) printf("%4d%4d\n",i,count[i]); return 0;} 阅读全文
posted @ 2013-10-08 00:19 傻子疯子捏子 阅读(153) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ char ch; printf("input characters:"); ch=getchar(); while(ch!='\n'){ if(ch>='A'&&ch='a'&&ch<='z') ch=ch-'a'+'A'; putchar(ch); ch=getchar(); } return 0;} 阅读全文
posted @ 2013-10-08 00:17 傻子疯子捏子 阅读(92) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ char ch='w'; int a=2,b=0,c=0; float x=3.0; printf("%d",a&&b); printf("%d",a||b&&c); printf("%d",!a&&b); printf("%d",a||3+10&&2); printf("%d",!(x==2)); printf("%d",!x==2); print 阅读全文
posted @ 2013-10-08 00:07 傻子疯子捏子 阅读(127) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ char ch='w'; int a=2,b=3,c=1,d,x=10; printf("%d",a>b==c); printf("%d",d=a>b); printf("%d",ch>'a'+1); printf("%d",d=a+b>c); printf("%d",b-1==a!=c); printf("%d\n",3<=x<=5); return 0;} 阅读全文
posted @ 2013-10-08 00:01 傻子疯子捏子 阅读(142) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i; char ch_lower,ch_upper; for(i=1;i='a'&&ch_lower%c->%d\n",ch_lower,ch_upper,ch_upper%10); } return 0;} 阅读全文
posted @ 2013-10-07 23:55 傻子疯子捏子 阅读(114) 评论(0) 推荐(0) 编辑
摘要:#includedouble fact_s(int n);int main(void){ int i,n; printf("Input n:"); scanf("%d",&n); for(i=1;i<=n;i++) printf("%3d!=%.0f\n",i,fact_s(i)); return 0;}double fact_s(int n){ static double f=1; f=f*n; return (f);} 阅读全文
posted @ 2013-10-07 23:54 傻子疯子捏子 阅读(106) 评论(0) 推荐(0) 编辑
摘要:#includefloat cash;int main(void){ int choice; float value; void income(float number),expend(float number); cash=0; printf("Enter operate choice(0--end,1--income,2--expend):"); scanf("%d",&choice); while(choice!=0){ if(choice==1||choice==2){ printf("Enter cash ... 阅读全文
posted @ 2013-10-07 23:53 傻子疯子捏子 阅读(124) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ void pyramid(int n); pyramid(5); return 0;}void pyramid(int n){ int i,j; for(i = 1;i<=n;i++){ for(j = 1;j<=n-i;j++) printf(" "); for(j=1;j<=i;j++) printf("%d",i); putchar('\n'); }} 阅读全文
posted @ 2013-10-07 23:49 傻子疯子捏子 阅读(133) 评论(0) 推荐(0) 编辑
摘要:#includeint x;int f();int main(void){ int a=1; x=a; a=f(); { int b=2; b=a+b; x=x+b; } printf("%d%d",a,x); return 0;}int f(){ int x=4; return x;} 阅读全文
posted @ 2013-10-07 23:47 傻子疯子捏子 阅读(109) 评论(0) 推荐(0) 编辑
摘要:#includefloat result_real,result_imag;int main(void){ float imag1,imag2,real1,real2; void complex_prod(float real1,float imag1,float real2,float imag2); void complex_add(float real1,float imag1,float real2,float imag2); printf("Enter 1st complex number(real and imaginary):"); scanf("% 阅读全文
posted @ 2013-10-07 23:45 傻子疯子捏子 阅读(192) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int count,m; int prime(int m); count=0; for(m=2;m<=100;m++){ if(prime(m)!=0){ printf("%6d",m); count++; if(count%10==0) printf("\n"); } } printf("\n");} int prime(int m) { int i,n; ... 阅读全文
posted @ 2013-10-07 23:37 傻子疯子捏子 阅读(132) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ double e,pi; double funpi(double e); printf("Enter e:"); scanf("%lf",&e); pi=funpi(e); printf("pi=%f\n",pi); return 0;}double funpi(double e){ int denominator,flag; double item,sum; flag=1; denominator=1; item=1.0; sum=0; whil... 阅读全文
posted @ 2013-10-07 23:36 傻子疯子捏子 阅读(103) 评论(0) 推荐(0) 编辑
摘要:#includeint event(int n){ if(n%2==0) return 1; else return 0;}int main(void){ int n; printf("请输入一个整数\n"); scanf("%d",&n); if (event(n) == 1) { printf("n是偶数\n"); } else { printf("n是奇数\n"); } return 0;} 阅读全文
posted @ 2013-10-07 23:29 傻子疯子捏子 阅读(122) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double height,radius,volume; double cylinder(double r,double h); printf("Enter radius and height:"); scanf("%lf%lf",&radius,&height); volume=cylinder(radius,height); printf("Volume=%.3f\n",volume); return 0;}double cylinder(double r,doubl 阅读全文
posted @ 2013-10-06 00:10 傻子疯子捏子 阅读(115) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int child,men,women; for(men=0;menint main(void){ int child,men,women; for(men=0;men<=15;men++) for(women=0;women<=22;women++){ child=45-women-men; if(men*3+women*2+child*0.5==45) printf("men=%d,women=%d,child=%d\n",men,... 阅读全文
posted @ 2013-10-05 23:31 傻子疯子捏子 阅读(125) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,x1,x2,x; x1=1; x2=1; printf("%6d%6d",x1,x2); for(i=1;i<=8;i++){ x=x1+x2; printf("%6d",x); x1=x2; x2=x; } printf("\n"); return 0;} 阅读全文
posted @ 2013-10-05 23:25 傻子疯子捏子 阅读(91) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int count,i,m,n; count=0; for(m=2;mn){ printf("%6d",m); count++; if(count%10==0) printf("\n"); } } printf("\n"); return 0;} 阅读全文
posted @ 2013-10-05 23:21 傻子疯子捏子 阅读(114) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int x; printf("Enter x:"); scanf("%d",&x); while(x!=0){ printf("%d",x%10); x=x/10; } return 0;} 阅读全文
posted @ 2013-10-05 23:13 傻子疯子捏子 阅读(106) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,j; double item,sum; sum=0; for(i=1;i<=100;i++){ item=1; for(j=1;j<=i;j++) item=item*j; sum=sum+item; } printf("1!+2!+...+100!=%e\n",sum); return 0;} 阅读全文
posted @ 2013-10-05 23:11 傻子疯子捏子 阅读(101) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,mark,max,n; printf("Enter n:"); scanf("%d",&n); printf("Enter %d marks:",n); scanf("%d",&mark); max=mark; for(i=1;i<n;i++){ scanf("%d",&mark); if(max<mark) max=mark; } printf("Max=%d\n",max); 阅读全文
posted @ 2013-10-05 23:10 傻子疯子捏子 阅读(133) 评论(0) 推荐(0) 编辑
摘要:#includedouble fact(int n);int main(void){ int i; double sum; sum=0; for(i=1;i<=100;i++) sum=sum+fact(i); printf("1!+2!+...+100!=%e\n",sum);return 0;}double fact(int n){ int i; double result; result=1; for(i=1;i<=n;i++) result=result*i; return result;} 阅读全文
posted @ 2013-10-05 22:32 傻子疯子捏子 阅读(109) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,m; printf("Enter a number:"); scanf("%d",&m); for(i=2;im/2&&m!=1) printf("%d is a prime number!\n",m); else printf("No!\n"); return 0;} 阅读全文
posted @ 2013-10-05 22:04 傻子疯子捏子 阅读(133) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int mynumber=38; int count=0,yournumber; for(count=1;countmynumber) printf("Sorry!your number is bigger than my number!\n"); else printf("Sorry!your number is samller than my number!\n"); } printf("Game is over!\n"); ... 阅读全文
posted @ 2013-10-05 20:48 傻子疯子捏子 阅读(124) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int count,number; count=0; printf("Enter a number:"); scanf("%d",&number); if(number<0)number=-number; do{ number=number/10; count++; }while(number!=0); printf("It contains %d digits.\n",count); return 0;} 阅读全文
posted @ 2013-10-05 20:28 傻子疯子捏子 阅读(96) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int count,num; double grade,total; num=0; total=0; count=0; printf("Enter grades:"); scanf("%lf",&grade); while(grade>=0){ total=total+grade; num++; if(grade<60) count++; scanf("%lf",&grade); } if(num!=0){ ... 阅读全文
posted @ 2013-10-05 20:07 傻子疯子捏子 阅读(120) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int denominator,flag; double item,pi; flag=1; denominator=1; item=1.0; pi=0; while(fabs(item)>=0.001){ item=flag*1.0/denominator; pi=pi+item; flag=-flag; denominator=denominator+2; } pi=pi*4; printf("pi=%.4f\n"... 阅读全文
posted @ 2013-10-05 19:46 傻子疯子捏子 阅读(141) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double value1,value2; char op; printf("Type in an expression:"); scanf("%lf%c%lf",&value1,&op,&value2); if(op=='+') printf("=%.2f\n",value1+value2); else if(op=='-') printf("=%.2f\n",value1-value2); else if(o 阅读全文
posted @ 2013-10-05 19:31 傻子疯子捏子 阅读(141) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int blank,digit,other; char ch; int i; blank=digit=other=0; printf("Enter 10 characters:"); for(i=1;i<=10;i++){ ch=getchar(); switch(ch){ case' ': case'\n': blank++; break; case'0':case'1':case'2':case... 阅读全文
posted @ 2013-10-05 19:19 傻子疯子捏子 阅读(102) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double value1,value2; char op; printf("Type in an expression:"); scanf("%lf%c%lf",&value1,&op,&value2); switch(op){ case'+': printf("=%.2f\n",value1+value2); break; case'-': printf("=%.2f\n",value1-value2); . 阅读全文
posted @ 2013-10-05 19:09 傻子疯子捏子 阅读(119) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int choice,i; double price; for(i=1;i<=5;i++){ printf("[1]Select crisps\n"); printf("[2]Select popcorn\n"); printf("[3]Select chocolate\n"); printf("[4]Select cola\n"); printf("[0]exit\n"); printf("Enter choice:") 阅读全文
posted @ 2013-10-05 18:58 傻子疯子捏子 阅读(106) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int digit,letter,other; char ch; int i; digit=letter=other=0; printf("Enter 10 characters:"); for(i=1;i='a'&&ch='0'&&ch<='9') digit++; else other++; } printf("letter=%d,digit=%d,other=%d\n",letter,digit,other); re 阅读全文
posted @ 2013-10-05 18:48 傻子疯子捏子 阅读(116) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ double valuel,value2; char op; printf("Type in an expression:"); scanf("%lf%c%lf",&valuel,&op,&value2); if(op=='+') printf("=%.2f\n",valuel+value2); else if(op=='-') printf("=%.2f\n",valuel-value2); else if(o 阅读全文
posted @ 2013-10-05 18:38 傻子疯子捏子 阅读(106) 评论(0) 推荐(0) 编辑
摘要:# includeint main(void){ double x,y; printf("Enter x:"); scanf("%lf",&x); if(x<0){ y=0; } else if(x<=15){ y=4*x/3; } else{ y=2.5*x-10.5; } printf("f(%.2f)=%.2f\n",x,y); return 0;} 阅读全文
posted @ 2013-10-05 18:36 傻子疯子捏子 阅读(110) 评论(0) 推荐(0) 编辑
摘要:# includeint main(void){ int count,i,n; double grade,total; printf("Enter n:"); scanf("%d",&n); total=0; count=0; for(i=1;i<=n;i++){ printf("Enter grade #%d:",i); scanf("%lf",&grade); total=total+grade; if(grade<60){ count++; } } ... 阅读全文
posted @ 2013-10-05 18:16 傻子疯子捏子 阅读(114) 评论(0) 推荐(0) 编辑
摘要:# includeint main(void){ int number; printf("Enter a number:"); scanf("%d",&number); if(number%2==0){ printf("The number is even.\n"); } else{ printf("The number is add.\n"); } return 0;} 阅读全文
posted @ 2013-10-05 18:05 傻子疯子捏子 阅读(126) 评论(0) 推荐(0) 编辑
摘要:# includeint main(void){ int mynumber=38; int yournumber; printf("Input your number:"); scanf("%d",&yournumber); if(yournumber==mynumber) printf("OK!you are right!\n"); else if(yournumber>mynumber) printf("sorry!your number is bigger than my number!\n") 阅读全文
posted @ 2013-10-05 17:55 傻子疯子捏子 阅读(138) 评论(0) 推荐(0) 编辑
摘要:#includedouble fact(int n);int main(void){ int i,n; double result; printf("Enter n:"); scanf("%d",&n); for(i=0;i<=n;i++){ result=fact(i); printf("%d!=%.0f\n",i,result); } return 0;}double fact(int n){ int i; double product; product=1; for(i=1;i<=n;i++){... 阅读全文
posted @ 2013-10-03 00:11 傻子疯子捏子 阅读(138) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int i,n; double power; printf("Enter n:"); scanf("%d",&n); for(i=0;i<=n;i++){ power=pow(2,i); printf("pow(2,%d)=%.0f\n",i,power); } return 0;} 阅读全文
posted @ 2013-10-03 00:00 傻子疯子捏子 阅读(110) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n; double product; printf("Enter n:"); scanf("%d",&n); product=1; for(i=1;i<=n;i++){ product=product*i; } printf("product=%.0f\n",product); return 0;} 阅读全文
posted @ 2013-10-02 23:57 傻子疯子捏子 阅读(111) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int denominator,flag,i,n; double item,sum; printf("Enter n:"); scanf("%d",&n); flag=1; denominator=1; sum=0; for(i=1;i<=n;i++){ item=flag*1.0/denominator; sum=sum+item; flag=-flag; denominator=denominator+2; } printf("... 阅读全文
posted @ 2013-10-02 23:49 傻子疯子捏子 阅读(126) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int i,n,sum; printf("Enter n:"); scanf("%d",&n); sum=0; for(i=1;i<=n;i++){ sum=sum+1; } printf("Sum of numbers from 1 to %d is %d\n",n,sum); return 0;} 阅读全文
posted @ 2013-10-02 23:42 傻子疯子捏子 阅读(117) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int fahr,lower,upper; double celsius; printf("Enter lower:"); scanf("%d",&lower); printf("Enter upper:"); scanf("%d",&upper); printf("fahr celsius\n"); for(fahr=lower;fahr<=upper;fahr++){ celsius=(5.0/9.0)*(fahr-32) 阅读全文
posted @ 2013-10-02 23:37 傻子疯子捏子 阅读(103) 评论(0) 推荐(0) 编辑
摘要:#include#includeint main(void){ int money,year; double rate,sum; printf("Enter money:"); scanf("%d",&money); printf("Enter year:"); scanf("%d",&year); printf("Enter rate:"); scanf("%lf,&rate:"); sum=money*pow(1+rate,year); print 阅读全文
posted @ 2013-10-02 23:30 傻子疯子捏子 阅读(105) 评论(0) 推荐(0) 编辑
摘要:/*计算二分段函数*/#includeint main(void){ double x,y; printf("Enter x(x>=0):\n"); scanf("%lf",&x); if(x<=15){ y=4*x/3; } else{ y=2.5*x-10.5; } printf("y=f(%f)=%.2f\n",x,y); return 0;}在做程序的时候 老是出错 总结了一下几点原因1.忘记打分号2.全角半角弄错3.单词拼错心得1.有些单词 打完之后会变成 蓝色 可以确定 是否打错 如:#include. 阅读全文
posted @ 2013-10-02 23:20 傻子疯子捏子 阅读(132) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int celsius,fahr; fahr=100; celsius=5*(fahr-32)/9; printf("fahr=%d,celsius=%d\n",fahr,celsius); return 0;} 阅读全文
posted @ 2013-10-02 19:48 傻子疯子捏子 阅读(100) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ printf("Progamming is fun.\n"); printf("And programming in C is even more fun!\n"); return 0;} 阅读全文
posted @ 2013-10-02 19:33 傻子疯子捏子 阅读(135) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ printf("Hello World!\n"); return 0;} 阅读全文
posted @ 2013-10-02 19:28 傻子疯子捏子 阅读(114) 评论(0) 推荐(0) 编辑
摘要:#includeint main(void){ int n; int factorial(int n); scanf("%d",&n); printf("%d\n",factorial(n)); return 0;}int factorial(int n){ int i,fact=1; for(i=1;i<=n;i++) fact=fact*i; return fact;} 阅读全文
posted @ 2013-10-02 19:22 傻子疯子捏子 阅读(149) 评论(0) 推荐(0) 编辑

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