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Cod sursa(job #648368)
#include<fstream.h>
#define NM 51//2
#define INF 10000L
ifstream in("podm.in");
ofstream out("podm.out");
long long O[NM][NM],D[NM],n;
int main(){
long long i,j,poz,d,k;
cin>>n;
for(i=1;i<=n+1;i++) cin>>D[i];
for(d=1;d<=n-1;d++)
for(poz=1;poz<=n-d;poz++){
i=poz;
j=d+poz;
O[i][j]=INF;
for(k=i;k<j;k++){
long long min=O[i][k]+O[k+1][j]+D[i]*D[k+1]*D[j+1];
if(min<O[i][j]) O[i][j]=min;
}
}
cout<<O[i][n];
return 0;
}