#incluce <stdio.h>
int main()
{
    int a=123, b=456, c=789;
    scanf ("%d %d %d", &a, &b, &c);//输入三个整数
    printf ("%d\n", b);//输出这二个整数
    return 0;
}
编程错误信息
/home/runner/temp/6520432.309087/Main.cc:1:2: error: invalid preprocessing directive #incluce
 #incluce <stdio.h>
  ^
/home/runner/temp/6520432.309087/Main.cc: In function ‘int main()’:
/home/runner/temp/6520432.309087/Main.cc:7:34: error: ‘scanf’ was not declared in this scope
     scanf ("%d %d %d", &a, &b, &c);//è&frac34;“&aring;…&yen;&auml;&cedil;‰&auml;&cedil;&ordf;&aelig;•&acute;&aelig;•°
                                  ^
/home/runner/temp/6520432.309087/Main.cc:8:22: error: ‘printf’ was not declared in this scope
     printf ("%d\n", b);//è&frac34;“&aring;‡&ordm;&auml;&cedil;&shy;é—&acute;&auml;&cedil;€&auml;&cedil;&ordf;

我不明白不是打的很清楚了吗
                      ^

是
#include<stdio.h>不是#incluce<stdio.h>

谢谢啊 一直不对，原来开头打错了