code. compile. run. debug. share.
#include<bits/stdc++.h>
#define ll long long int
#define endl "\n"
#define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;
ll pown(ll x,ll y)
{
x=1;
while(y--)
x=x*10;
return x;
}
ll fun(ll k)
{
ll s=0,n=1,lower_value=0,num,rem;
while(1)
{
lower_value=s;
s=s+9*n*pown(10,n-1);
if(k<=s)
break;
else
n++;
}
num=pown(10,n-1)+(k-(lower_value+1))/n;
rem=(k-(lower_value+1))%n;
string b=to_string(num);
cout<<b[rem]<<endl;
}
int main()
{
fast
ll q,k;
cin>>q;
while(q--)
{
cin>>k;
fun(k);
}
return 0;
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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