#include<stdio.h>
int main()
{
/*
t is test case
r = last number
x = x /10 {123 ke 12 kore }
*/
int x, r, i, t;
for(i = 1; i <= t; i++)
{
while(x > 0)
{
r = x % 10;
x = x / 10;
}
}
return 0;
}
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