#define _CRT_SECURE_NO_WARNINGS标签：第一个,num2,int,相加,程序,printf,main,sum,num1 From： https://blog.51cto.com/u_15923331/6021165
#include<stdio.h>
int main()
{
int num1 = 0;
int num2 = 0;
int sum = num1 + num2;
scanf("%d%d", &num1, &num2);
sum = num1 + num2;
printf("sum=%d\n", sum);
return 0;
}