题目是
程序填空,不要改变与输入输出有关的语句。
输入2个整数 num1 和 num2,计算并输出它们的和、差、积、商与余数。
输出两个整数的余数可以用 printf("%d %% %d = %d\n", num1, num2, num1%num2);
输入输出示例:括号内是说明
输入
5 3 (num1=5,num2=3)
输出
5 + 3 = 8
5 - 3 = 2
5 * 3 = 15
5 / 3 = 1
5 % 3 = 2
#include <stdio.h>
int main(void)
{
int num1, num2;
/*---------*/
}
/*-----------*/写什么???/
代码一:
#include <stdio.h>
int main(void)
{
int num1, num2;
scanf("%d%d",&num1,&num2);
printf("%d + %d = %d\n",num1,num2,num1+num2);
printf("%d - %d = %d\n", num1, num2, num1-num2);
printf("%d * %d = %d\n", num1, num2, num1*num2);
if (num2) printf("%d / %d = %g\n", num1, num2, (double)num1/num2);
else printf("ERROR ,DIV BY ZERO\n");
printf("%d %% %d = %d\n", num1, num2, num1%num2);
return 0;
}
代码二:
#include <stdio.h>
void main()
{
int x, y;
printf("please enter a,b,c:");
scanf("%d,%d",&x,&y);
printf("\nx+y=%d\n",x+y);
printf("x-y=%d\n",x-y);
printf("x*y=%d\n",x*y);
printf("x/y=%d\n",x/y);
printf("x%%y=%d\n",x%y);
}
下图为C语言算术运算符:
算术运算符实例:
#include <stdio.h>
main()
{
int a = 21;
int b = 10;
int c ;
c = a + b;
printf("Line 1 - c 的值是 %d\n", c );
c = a - b;
printf("Line 2 - c 的值是 %d\n", c );
c = a * b;
printf("Line 3 - c 的值是 %d\n", c );
c = a / b;
printf("Line 4 - c 的值是 %d\n", c );
c = a % b;
printf("Line 5 - c 的值是 %d\n", c );
c = a++;
printf("Line 6 - c 的值是 %d\n", c );
c = a--;
printf("Line 7 - c 的值是 %d\n", c );
}