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Cod sursa(job #999658)
#include <fstream>
#define INF 100000000000000000LL
#define minim(a,b) (a<b?a:b)
using namespace std;
ifstream f("podm.in");
ofstream g("podm.out");
long long a[511][511],dim[514];
int n;
int main(void){
register int i,d,k;
f>>n;
for(i=0;i<=n;i++){
f>>dim[i];
}
for(i=1;i<=n;i++)
a[i][i+1]=dim[i-1]*dim[i]*dim[i+1];
for(d=2;d<n;d++){
for(i=1;i<=n-d;i++){
a[i][i+d]=INF;
for(k=i;k<i+d;k++)
a[i][i+d]=minim(a[i][i+d],a[i][k]+a[k+1][i+d]+dim[i-1]*dim[k]*dim[i+d]);
}
}
g<<a[1][n];
f.close();
g.close();
return 0;
}