Compile Error

/in/foo.cc:3:10: error: #include expects "FILENAME" or <FILENAME>
 #include n 20
          ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:7:8: error: 'n' was not declared in this scope
  int a[n][n],i,j,k,N,max,min,index,num=0;
        ^
/in/foo.cc:13:9: error: 'a' was not declared in this scope
    cin>>a[i][j];
         ^
/in/foo.cc:21:7: error: 'a' was not declared in this scope
    if(a[i][j]>a[i][index])
       ^
/in/foo.cc:28:7: error: 'a' was not declared in this scope
    if(a[i][k]==a[i][index])
       ^
/in/foo.cc:7:22: warning: unused variable 'max' [-Wunused-variable]
  int a[n][n],i,j,k,N,max,min,index,num=0;
                      ^~~

信息

递交者
类型
递交
题目
P1162 马鞍点
语言
C++
递交时间
2021-12-05 13:39:42
评测时间
2021-12-05 13:39:42
评测机
分数
0
总耗时
0ms
峰值内存
0 Bytes