摘要:
#includeint main(void){ int choice,i; double price; for(i=1;i<=5;i++){/*当i<=5时循环*/ printf("[1]Select apples\n"); printf("[2]Select pears\n"); printf("[3]Select oranges\n"); printf("[4]Select grapes\n"); printf("[0]Select exit\n"); printf(" 阅读全文
摘要:
#includeint main(void){ char ch; printf("Enter the level(A B C D E):");/*输出*/ ch=getchar(); switch(ch){ case'A':printf("The level is 90~100\n");break; case'B':printf("The level is 80~89\n");break; case'C':printf("The level is 70~79\n"); 阅读全文
摘要:
#includeint main(void){ int year; printf("Enter The year:");/*输出*/ scanf("%d",&year);/*从键盘输入*/ while(year!=-1){ if((year%4==0&&year%100!=0)||(year输出这一年是闰年*/%400==0)){/*判断当这个数字能被4整除且不能被100整除或者能被400整除*/ printf("The year is 闰年\n");/ printf("Enter The year: 阅读全文
摘要:
#includeint main(void){ int letter,blank,digit,other;/*定义整数型变量*/ char ch; int i; letter=blank=digit=other; printf("Enter 15 characters:"); for(i=1;i='a'&&ch='A'&&ch='0'&&ch<='9') digit++; else if((ch='\n')||(ch=' ') 阅读全文
摘要:
#includeint main(void){ int count,i,n; double grade,total;/*定义双精度浮点型实数*/ printf("Enter n:"); scanf("%d",&n); total=0;/*对total初始值赋为0*/ count=0;/*对count初始值赋为0*/ for(i=1;i=60){/*判断当grade大于等于60时*/ count++;/*count+1*/ } } printf("Grade average=... 阅读全文
摘要:
#includeint main(void){ double x,y;/*定义两个双精度浮点型变量*/ printf("Enter x:"); scanf("%lf",&x); if(x<0){/*判断当x小于0时*/ y=-1; } else if(x=0){/*当x等于0时*/ y=0; } else{/*当x大于0时*/ y=1; } printf("f(%.2f)=%.2f\n",x,y);/*输出x和y并保留两位小数*/ return 0;} 阅读全文
摘要:
#includeint main(void){ int x,y,m,n,i;/*定义5个整型变量*/ double h;/*定义一个实数型变量 printf("Enter m,n:"); scanf("%d%d",&m,&n); if(m>n)/*判断若mm>n*/{x=m;y=n;} else{x=n;y=m;} h=0.00; for(i=y;i<=x;i++){/*设置循环*/ h=h+i*i+1/i; } printf("h=%.2lf",h); return 0;} 阅读全文
摘要:
#includeint main(void){ int n,x,i,y;/*定义四个整型变量*/ printf("Enter n x:"); scanf("%d%d",&n,&x); y=1; for(i=1;i<=n;i++){/*设置循环*/ y=y*x; } printf("y=%d\n",y); return 0;} 阅读全文
摘要:
#includeint main(void){ int num1,num2,a;/*定义整型变量*/ scanf("%d%d",&num1,&num2);/*从键盘输入两个数*/ a=num1/num2;/*定义a*/ printf("%d\n",a);/*输出a*/ return 0;} 阅读全文
摘要:
#includeint main(void){ int num1,num2,a;/*定义3个整型变量*/ scanf("%d%d",&num1,&num2);/*从键盘输入两个数*/ a=num1*num2;/*定义a*/ printf("%d\n",a); return 0;} 阅读全文
摘要:
#includeint main(void){ int num1,num2,a;/*定义整型变量*/ scanf("%d%d",&num1,&num2);/*从键盘输入两个数*/ a=num1-num2;/*对a进行赋值*/ printf("%d\n",a);/*输出a*/ return 0;} 阅读全文