计算两整数的和

/* C How to program 2.3 */
/* Input:2 integers */
/* Output:add the two integer */
#include<stdio.h>
int main()
{
    /* Declaration */
    int int1, int2, sum; 
    /* prompt */
    printf("Enter the first integer:\n");
    /* read the first integer */
    scanf("%d",&int1);
    /* prompt */
    printf("Enter the second integer:\n");
    /* read the second integer */
    scanf("%d",&int2);
    /* assignment of sum */
    sum = int1 + int2;
    /* output the result */
    printf("the sum is %d\n", sum);
    return 0;
}