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Cod sursa(job #254308)
#include<fstream.h>
int v[500],n,m,i,j,min,poz,x,y;
long long a1[500][500];
int main()
{
ifstream f("cuburi2.in");
f>>n>>m;
for (i=1;i<=n;i++)
f>>v[i];
for (i=1;i<=n;i++)
{
a1[i][i]=0;
for (j=i+1;j<=n;j++)
a1[i][j]=a1[i][j-1]+v[j]*(j-i);
for (j=i-1;j>=1;j--)
a1[i][j]=a1[i][j+1]+v[j]*(i-j);
}
ofstream g("cuburi2.out");
for (i=1;i<=m;i++)
{
f>>x>>y;
min=a1[x][y];
poz=x;
for (j=x+1;j<=y;j++)
if (a1[j][y]+a1[j][x]<min) {
poz=j;
min=a1[j][y]+a1[j][x];
}
g<<poz<<' '<<min<<'\n';
}
g.close();
f.close();
return 0;
}