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Cod sursa(job #914450)
#include <iostream>
#include <fstream>
using namespace std;
int pow(int a,int b)
{
int e=a;
for (int i=1;i<b;i++)
e=e*a;
return e;
}
int main()
{
int n,x,t,s;
ifstream f1("cifra.in");
ofstream g1("cifra.out");
f1 >> t;
for (int i=1;i<=t;i++)
{
s=0;
f1 >> n;
for (int j=1;j<=n;j++)
{
x = pow (j,j);
s += x;
}
g1 << s%10 << "\n";
}
}