vs2017正确程序报错，代码C2106

Question

程序：
#include
int main()
{
int a, b, c;

scanf("%d,%d,%d", &a, &b, &c);
if (a == b && b == c)
    printf("The three number is equal!!!");
else
    printf("The three number isn't equal!!!");

}

Answer 1

发生错误的代码在 consoleapplication1.c
这个程序没有错误