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  1. #pragma GCC optimize ("Ofast")
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. #define main dummy_main
  5. int main(){
  6.   return 0;
  7. }
  8. #undef main
  9. class Solution{
  10.   public:
  11.   int countNegatives(vector<vector<int>>& A){
  12.     int i;
  13.     int res = 0;
  14.     for(i=(0);i<(A.size());i++){
  15.       int j;
  16.       for(j=(0);j<(A[0].size());j++){
  17.         if(A[i][j] < 0){
  18.           res++;
  19.         }
  20.       }
  21.     }
  22.     return res;
  23.   }
  24. }
  25. ;
  26. // cLay varsion 20200214-1
  27.  
  28. // --- original code ---
  29. // #define main dummy_main
  30. // {}
  31. // #undef main
  32. // 
  33. // class Solution {
  34. // public:
  35. //   int countNegatives(vector<vector<int>>& A) {
  36. //     int res = 0;
  37. //     rep(i,A.size()) rep(j,A[0].size()) if(A[i][j] < 0) res++;
  38. //     return res;
  39. //   }
  40. // };
  41.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/8/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
(.text+0x20): undefined reference to `main'
collect2: error: ld returned 1 exit status
stdout
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Standard output is empty
https://ideone.com/CLnQCP
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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