Cod sursa(job #1790833)
Utilizator | Rodica Vasilescu Rodik_Rody | Data | 28 octombrie 2016 19:17:28 |
---|---|---|---|
Problema | Cifra | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 1.51 kb |
#include <fstream>
using namespace std;
ifstream f("cifra.in");
ofstream g("cifra.out");
int t,s,i,x;
int cif(int x, int p)
{
if(x==0||x==1||x==5||x==6)
return x;
if(x==2)
if(p%4==1)
return 2;
else
if (p%4==2)
return 4;
else
if(p%4==3)
return 6;
else
return 8;
if(x==3)
if(p%4==1)
return 3;
else
if (p%4==2)
return 9;
else
if(p%4==3)
return 7;
else
return 1;
if(x==4)
if(p%2==1)
return 4;
else
return 6;
if(x==7)
if(p%4==1)
return 7;
else
if (p%4==2)
return 9;
else
if(p%4==3)
return 3;
else
return 1;
if(x==8)
if(p%4==1)
return 8;
else
if (p%4==2)
return 4;
else
if(p%4==3)
return 2;
else
return 6;
if(x==9)
if(p%2==1)
return 9;
else
return 1;
}
int main()
{
f>>t; s=0;
for(i=1;i<=t;i++){
f>>x;
s=(s+cif(x,x))%10;
g<< s<<'\n';
}
return 0;
}