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  1. #include <iostream>
  2. #include <cmath>
  3. #include <climits>
  4.  
  5. using namespace std;
  6.  
  7. double INF = 1e18;
  8.  
  9. int sgn(long long a){
  10.     if(a < 0) return -1;
  11.     else if(a == 0) return 0;
  12.     else return 1;
  13. }
  14.  
  15. struct logNumber{
  16.     long long sign;
  17.     double value;
  18.     logNumber(int sign = 1, double value = 0){
  19.         this->sign = sign;
  20.         this->value = value;
  21.     }
  22.     void operator *= (long long a){
  23.         sign *= sgn(a);
  24.         if(sign == 0) value = 0;
  25.         else value += log(abs(a));
  26.     }
  27.     bool operator >(logNumber a){
  28.         return (sign > a.sign) or  (sign == 1 and a.sign == 1 and value > a.value) or (sign == -1 and a.sign == -1 and value < a.value);
  29.     }
  30.     bool operator ==(logNumber a){
  31.         return sign == a.sign and value == a.value;
  32.     }
  33. };
  34.  
  35. int main() {
  36.     cin.tie(NULL);
  37.     ios_base::sync_with_stdio(false);
  38.     int n,k;
  39.     cin>>n>>k;
  40.     logNumber mult[n];
  41.     for(int i =0; i < k; i++){
  42.         for(int j=0; j < n; j++){
  43.             long long temp;
  44.             cin>>temp;
  45.             mult[j] *= temp;
  46.         }
  47.     }
  48.     logNumber maxMult = mult[0];
  49.     int maxTeam = 0;
  50.     for(int i = 0; i < n; i++){
  51.         if (mult[i] > maxMult){
  52.             maxMult = mult[i];
  53.             maxTeam = i;
  54.         }
  55.         else if(mult[i]==maxMult){
  56.             maxTeam = max(i, maxTeam);
  57.         }
  58.     }
  59.     cout << maxTeam + 1;
  60.  
  61.  
  62.  
  63.  
  64.     return 0;
  65. }
Runtime error #stdin #stdout 0s 4352KB
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https://ideone.com/qzQT84
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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