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  1. #pragma GCC optimize ("Ofast")
  2. #include<bits/stdc++.h>
  3. using namespace std;
  4. template<class S, class T> inline S min_L(S a,T b){
  5.   return a<=b?a:b;
  6. }
  7. #define main dummy_main
  8. int main(){
  9.   return 0;
  10. }
  11. #undef main
  12. class Solution{
  13.   public:
  14.   int maximumUnits(vector<vector<int>>& boxTypes, int truckSize){
  15.     int i;
  16.     int res = 0;
  17.     int cnt[1001] = {};
  18.     int k;
  19.     for(i=(0);i<(boxTypes.size());i++){
  20.       cnt[boxTypes[i][1]] += boxTypes[i][0];
  21.     }
  22.     for(i=(1001)-1;i>=(0);i--){
  23.       k =min_L(truckSize, cnt[i]);
  24.       res += k * i;
  25.       truckSize -= k;
  26.     }
  27.     return res;
  28.   }
  29. }
  30. ;
  31. // cLay version 20210103-1
  32.  
  33. // --- original code ---
  34. // #define main dummy_main
  35. // {}
  36. // #undef main
  37. // 
  38. // class Solution {
  39. // public:
  40. //   int maximumUnits(vector<vector<int>>& boxTypes, int truckSize) {
  41. //     int res = 0, cnt[1001] = {}, k;
  42. //     rep(i,boxTypes.size()) cnt[boxTypes[i][1]] += boxTypes[i][0];
  43. //     rrep(i,1001){
  44. //       k = min(truckSize, cnt[i]);
  45. //       res += k * i;
  46. //       truckSize -= k;
  47. //     }
  48. //     return res;
  49. //   }
  50. // };
  51.  
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/cLIUoZ
language:
C++ (gcc 8.3)
created:
3 years ago
visibility:
secret

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