Comments
On dolphinigle → Codeforces Round #192, 13 years ago
0

You didn't initialize your visited array with falses
On Egor → World Finals: Live, 13 years ago
+16

Whoever, who was switching the feeds, successfully pissed me off by showing contestants during the release.
0

The problem is in using of pow() with integers. Try the following code in custom test:

long long int a=10, t=1;
while(t<3) {
    long long int test=(long long int) (pow((long long int)10,t));
    cout<<test<<endl ;
    t++;
}