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code(Money Sums).cpp
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55 lines (42 loc) · 863 Bytes
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#include <bits/stdc++.h>
#define fast_io ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
using namespace std;
int add(vector<int> p)
{
int s = 0;
for(int i=0;i<p.size();i++)
s += p[i];
return s;
}
int main()
{
fast_io;
int n;
cin>>n;
vector<int> coins(n);
for(int&i : coins)
cin>>i;
int sum = add(coins);
int dp[sum+1];
memset(dp,-1,sizeof(dp));
dp[0] = 1;
for(int i=0;i<n;i++)
{
for(int j=sum-coins[i];j>=0;j--)
{
if(dp[j] != -1)
dp[j+coins[i]] = 1;
}
}
vector<int> v;
for(int i=1;i<=sum;i++)
{
if(dp[i] != -1)
v.push_back(i);
}
cout<<v.size()<<endl;
for(int i=0;i<v.size();i++)
cout<<v[i]<<" ";
return 0;
}
//