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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. int main(){
  6.     long long x, y; cin >> x >> y;
  7.     int cnt= 0;
  8.     long long j= 8;
  9.     for(long long i= x; i<= x+y-1; i++){
  10.         cnt++;
  11.         if(i%7== 0){
  12.             cnt-=1;
  13.         }
  14.         if(i== j){
  15.             j+= 7;
  16.             cnt-=1;
  17.         }
  18.     }
  19.     cout << cnt;
  20.     return 0;
  21. }
Success #stdin #stdout 0.02s 25784KB
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stdin 
Standard input is empty
stdout 
#include <iostream>
 
using namespace std;
 
int main(){
    long long x, y; cin >> x >> y;
    int cnt= 0;
    long long j= 8;
    for(long long i= x; i<= x+y-1; i++){
        cnt++;
        if(i%7== 0){
            cnt-=1;
        }
        if(i== j){
            j+= 7;
            cnt-=1;
        }
    }
    cout << cnt;
    return 0;
}
https://ideone.com/GSnsz9
language:
PHP (php 7.3.5)
created:
8 days ago
visibility:
public

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