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Jun 25th, 2017
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C++ 0.40 KB | None | 0 0
  1. #include<cstdio>
  2. #include<algorithm>
  3. using namespace std;
  4. int main()
  5. {
  6.     int maxo,n,wyn=0;
  7.     scanf("%d%d", &maxo, &n);
  8.     int tab[n+1];
  9.     for(int i = 0; i<n;i++)
  10.         scanf("%d", &tab[i]);
  11.     sort(tab,tab+n);
  12.     int a = 0,x = n-1;
  13.     while(a <= x)
  14.     {
  15.         if(tab[a]+tab[x]<=maxo)
  16.             a++;
  17.         x--;
  18.         wyn++;
  19.     }
  20.     printf("%d\n", wyn);
  21.     return 0;
  22. }
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