OJ-Problems-Source/HDOJ/2549_autoAC.cpp
2016-08-22 00:30:27 +08:00

24 lines
420 B
C++

#include<stdio.h>
#include<string.h>
int main()
{
char a[100005];
int length_a,i,j,n,t,d;
scanf("%d",&n);
while(n--)
{
scanf("%s%d",&a,&t);
length_a=strlen(a);
for(i=0;a[i]!='.';i++)
{
}
j=i+1;
d=length_a-j;
if(t>d)
printf("0\n");
else
printf("%c\n",a[i+t]);
}
return 0;
}