摘要：#includeint main(void){ int i,x,n,a[5]; scanf("%d",&n); i=0; while(n!=0){ a[i]=n%10; i++; } printf("%d",i); x=i; while(n!=0){ a[i]=n%10; n=(n-a[i])/10; printf("%d",a[i]); i++; } for(i=x-1;i>=0... 阅读全文
求解一元二次方程组
2013-12-03 14:47 by css1993, 259 阅读, 0 推荐, 收藏, 编辑
摘要：#include #includeint main(void){ int a,b,c; double x1,x2,s=0,n; while((b!=0)||(c!=0)){ scanf("%d%d%d",&a,&b,&c); n=b*b-(4*a*c); if(a==0&&b==0&&c==0) break; if(n>0&&a!=0){ s=sqrt(n)+s; x1=(-b+s)/(2*a); x2=(-b-s)/(2*a); printf("x1=%.6f x2=%... 阅读全文
1-1/2+1/3-1/4.........
2013-12-02 09:55 by css1993, 208 阅读, 0 推荐, 收藏, 编辑
摘要：#includeint main(void){ int i,n,f,d,m; double sum,item; f=1; d=1; sum=0; scanf("%d",&n); for(i=1;i<=m;i++){ scanf("%d",&m); item=f*1.0/d; sum=sum+item; f=-f; d=d+1; printf("%.2f\n",sum); } return 0;} 阅读全文
矩阵的最大值
2013-12-01 10:55 by css1993, 204 阅读, 0 推荐, 收藏, 编辑
摘要：#includeint main(void){ int i,j,row,colum,m,n,k,x; scanf("%d",&k); scanf("%d%d",&m,&n); int a[10][10]; for(x=1;xa[row][colum]){ row=i; colum=j; } printf("max=%d row=%d colum=%d\n",a[row][colum],row,colum); } return 0;} 阅读全文
赋值交换
2013-11-27 17:27 by css1993, 143 阅读, 0 推荐, 收藏, 编辑
摘要：#includeint main(void){ int i,index,n,a[10],temp=0,j; scanf("%d",&n); for(i=0;ia[index]) index=i; if(a[i]<a[j]) j=i; } temp=a[n-1]; a[n-1]=a[index]; a[index]=temp; temp=a[0]; a[0]=a[j]; a[j]=temp; ... 阅读全文
信息处理
2013-11-21 22:58 by css1993, 157 阅读, 0 推荐, 收藏, 编辑
摘要：#include#includestruct student{ int num; char name[10]; int computer,english,math; double average;};int main(void){ int i,n,s=0,x=0,y=0,index,j; struct student students[],temp; double count_average(struct student s); printf("Input n:"); scanf("%d",&n); for(i=0;istudents... 阅读全文
113e
2013-11-21 21:51 by css1993, 167 阅读, 0 推荐, 收藏, 编辑
摘要：#includestruct student{ char name[19]; int english,math; double average;};int main(void){ int i,index,j; struct student students[5],temp; double count_average(struct students); for(i=0;istudents[i].average) index=j; temp=students[index]; stud... 阅读全文
循环中循环
2013-11-21 09:57 by css1993, 121 阅读, 0 推荐, 收藏, 编辑
摘要：#includestruct student{ int age; char name[10];}main(void){ int i,j,x; struct student students[50],temp; for(i=0;i<4;i++);{ scanf("%s",students[i].name); scanf("%d",&students[i].age); } for(i=0;i<3;i++){ x=i; for(j=i+1;j<4;j++) ... 阅读全文
实验十指针2
2013-11-16 10:49 by css1993, 142 阅读, 0 推荐, 收藏, 编辑
摘要：#include#includevoid encrypt(char *s);int main(){ char str[80]; printf("Enter string:"); gets(str); encrypt(str); printf("换后的密码:%s\n",str); return 0;}void encrypt(char *s){ for(;*s!='\0';*s++); if(*s=='z') *s='a'; else *s=*s+1;} 阅读全文
实验十
2013-11-14 09:42 by css1993, 107 阅读, 0 推荐, 收藏, 编辑
摘要：#includevoid getx(char *c1);void getr(char *c2);void main(){char s[80];printf("请输入一组字符:");gets (s);getx(s);}void getx(char *c1){int x,k=0;int j=0;char y[80];printf("请输入选取个数:");scanf ("%d",&x);while(*(c1+j)!='\0'){j++;}for(int i=j-x;i<j;i++){y[k]=*(c1+i);k 阅读全文