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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. long long int coins[100];
  5. int n,m;
  6. long long int dp[280][100];
  7.  
  8. void solve(int n ,int m)
  9. {
  10.  
  11.     for(int i=0;i<=n;++i){
  12.         dp[0][i] = 0;
  13.     }
  14.  
  15.     for(int i=1;i<=m;++i){
  16.         dp[i][0] = 1;
  17.  
  18.     }
  19.  
  20.  
  21.     for(int idx=1;idx<=m;++idx)
  22.     {
  23.         for(int sum=1;sum<=n;++sum){
  24.             dp[idx][sum] = dp[idx-1][sum];
  25.             if(sum-coins[idx]<0)
  26.                 dp[idx][sum] += 0;
  27.             else{
  28.                 dp[idx][sum] +=  dp[idx][sum-coins[idx]];
  29.             }
  30.         }
  31.     }
  32.     cout<<dp[m][n];
  33. }
  34.  
  35.  
  36.  
  37.  
  38. int main()
  39. {
  40.     int n,m;
  41.     cin>>n>>m;
  42.     for(int i=1;i<=m;++i)cin>>coins[i];
  43.  
  44.  
  45.     solve(n,m);
  46.  
  47.  
  48. }
  49.  
Runtime error #stdin #stdout 0s 16280KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/WpjdKJ
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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