54 lines
918 B
C++
54 lines
918 B
C++
#include <iostream>
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#include <string>
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#include <vector>
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#include <queue>
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#include <stack>
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#include <algorithm>
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#include <sstream>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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/// This Contest and Compile does not support C++11.
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//#include <thread>
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//#include <mutex>
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//#include <condition_variable>
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//#include <functional>
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using namespace std;
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const char* lab="0123456789ABCDEF";
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int main()
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{
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int n,r;
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while(cin>>n)
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{
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cin>>r;
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bool isE=false;
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if(n<0){isE=true;n=abs(n);}
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stack<char> s;
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while(1)
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{
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int b=n%r;
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s.push(lab[b]);
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n/=r;
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if(n<r)
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{
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s.push(lab[n]);
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break;
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}
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}
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if(isE) cout<<"-";
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while(!s.empty())
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{
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cout<<s.top();
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s.pop();
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}
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cout<<endl;
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}
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return 0;
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}
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