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@@ -0,0 +1,21 @@
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+#include<bits/stdc++.h>
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+using namespace std;
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+int main(){
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+ vector<int>v={1,2,4,5,10};
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+ int n;
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+ cin >> n;
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+ int a[n+1];
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+ for(int i = 0; i <= n; i++){
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+ a[i] = i;
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+ }
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+ for(int i = 0; i < v.size(); i++){
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+ a[v[i]]= 1;
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+ }
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+ for(int i = 1; i <= n; i++){
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+ for(int j = 0; j < v.size(); j++){
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+ if(v[j] > i)continue;
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+ a[i] = min(a[i], a[i-v[j]] + 1);
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+ }
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+ }
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+ cout << a[n] << endl;
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+}
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