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Cod sursa(job #523335)
#include <fstream>
#include <iostream>
#include <math.h>
using namespace std;
ifstream f ("cifra.in");
ofstream g ("cifra.out");
int main ()
{
float t,i,j,n,p=1,s=0,c;
f>>t;
if (t<1) return 0;
if (t>30000) return 0;
for (j=1;j<=t;j++)
{
s=0;
f>>n;
if (n<1) return 0;
if (n>=10000) return 0;
for (i=1;i<=n;i++)
{
p=pow(i,i);
s=s+p;
}
c=(int)s%10;
g<<c<<endl;
}
return 0;
}