#include<bits/stdc++.h> using namespace std; int a[1145]; int main() { int n,d; cin>>n>>d; int id=0; while(n){ a[id++]=n%d; n/=d; } reverse(a,a+id); for(int i=0;i<id;i++) cout<<a[i]; return 0; }
#include<bits/stdc++.h> using namespace std; int a[100001]; int main() { int num=0,j=0,sum=1; cin>>num>>j; while(num!=0){ a[sum]=num%j; num=(num-a[sum])/j; sum++; } for(int i=sum-1;i>=1;i--){ cout<<a[i]; } return 0; }
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