Submission #857011


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#include <cstdlib>
#include <cmath>
#include <climits>
#include <cfloat>
#include <map>
#include <utility>
#include <set>
#include <iostream>
#include <memory>
#include <string>
#include <vector>
#include <algorithm>
#include <functional>
#include <sstream>
#include <deque>
#include <complex>
#include <stack>
#include <queue>
#include <cstdio>
#include <cctype>
#include <cstring>
#include <ctime>
#include <iterator>
#include <bitset>
#include <numeric>
#include <list>
#include <iomanip>
#include <cassert>
#include <array>
#include <tuple>
#include <initializer_list>
#include <unordered_set>
#include <unordered_map>
#include <forward_list>
using namespace std;
using ll = long long;

ll n, s;

ll f(ll b, ll n) {
    ll res = 0;
    while (n) {
        res += n%b;
        n /= b;
    }
    return res;
}

int main() {
    while (cin >> n >> s) {
        int ans = -1;
        if (s == 1) ans = n;
        for (int b = 2; b <= 100000; ++b) {
            if (f(b, n) == s) {
                ans = b;
                break;
            }
        }
        cout << ans << endl;
    }
}

Submission Info

Submission Time
Task D - Digit Sum
User tubo28
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1149 Byte
Status WA
Exec Time 12 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 500
Status
AC × 4
WA × 1
AC × 24
WA × 23
Set Name Test Cases
Sample subtask1_87654_30.txt, subtask1_87654_138.txt, subtask1_87654_45678.txt, subtask1_31415926535_1.txt, subtask1_1_31415926535.txt
All subtask1_100000000000_1.txt, subtask1_100000000000_100000000000.txt, subtask1_100000000000_2.txt, subtask1_100000000000_3.txt, subtask1_100000000000_50000000000.txt, subtask1_100000000000_50000000001.txt, subtask1_100000000000_99999999999.txt, subtask1_16983563041_1.txt, subtask1_1_1.txt, subtask1_1_2.txt, subtask1_1_31415926535.txt, subtask1_239484768_194586924.txt, subtask1_2_1.txt, subtask1_2_2.txt, subtask1_31415926535_1.txt, subtask1_49234683534_2461734011.txt, subtask1_4_1.txt, subtask1_58640129658_232122496.txt, subtask1_68719476735_35.txt, subtask1_68719476735_36.txt, subtask1_68719476735_37.txt, subtask1_68719476736_1.txt, subtask1_68719476736_2.txt, subtask1_72850192441_16865701.txt, subtask1_79285169301_27.txt, subtask1_82914867733_1676425945.txt, subtask1_8594813796_75700.txt, subtask1_87654_12345.txt, subtask1_87654_138.txt, subtask1_87654_30.txt, subtask1_87654_4294967308.txt, subtask1_87654_45678.txt, subtask1_97822032312_49157112.txt, subtask1_98750604051_977728851.txt, subtask1_99999515529_1.txt, subtask1_99999515529_316226.txt, subtask1_99999515529_316227.txt, subtask1_99999515529_316228.txt, subtask1_99999515529_49999757765.txt, subtask1_99999515529_49999757766.txt, subtask1_99999515530_2.txt, subtask1_99999999977_1.txt, subtask1_99999999977_2.txt, subtask1_99999999977_49999999989.txt, subtask1_99999999977_49999999990.txt, subtask1_99999999999_1.txt, subtask1_99999999999_100000000000.txt
Case Name Status Exec Time Memory
subtask1_100000000000_1.txt AC 4 ms 256 KB
subtask1_100000000000_100000000000.txt WA 9 ms 256 KB
subtask1_100000000000_2.txt WA 9 ms 256 KB
subtask1_100000000000_3.txt WA 9 ms 256 KB
subtask1_100000000000_50000000000.txt WA 9 ms 256 KB
subtask1_100000000000_50000000001.txt AC 10 ms 256 KB
subtask1_100000000000_99999999999.txt AC 9 ms 256 KB
subtask1_16983563041_1.txt AC 4 ms 256 KB
subtask1_1_1.txt AC 4 ms 256 KB
subtask1_1_2.txt AC 5 ms 256 KB
subtask1_1_31415926535.txt AC 5 ms 256 KB
subtask1_239484768_194586924.txt AC 7 ms 256 KB
subtask1_2_1.txt AC 4 ms 256 KB
subtask1_2_2.txt AC 4 ms 256 KB
subtask1_31415926535_1.txt WA 9 ms 256 KB
subtask1_49234683534_2461734011.txt WA 9 ms 256 KB
subtask1_4_1.txt AC 4 ms 256 KB
subtask1_58640129658_232122496.txt WA 10 ms 256 KB
subtask1_68719476735_35.txt WA 10 ms 256 KB
subtask1_68719476735_36.txt AC 4 ms 256 KB
subtask1_68719476735_37.txt WA 9 ms 256 KB
subtask1_68719476736_1.txt AC 4 ms 256 KB
subtask1_68719476736_2.txt AC 4 ms 256 KB
subtask1_72850192441_16865701.txt WA 10 ms 256 KB
subtask1_79285169301_27.txt AC 4 ms 256 KB
subtask1_82914867733_1676425945.txt WA 9 ms 256 KB
subtask1_8594813796_75700.txt AC 6 ms 256 KB
subtask1_87654_12345.txt AC 7 ms 256 KB
subtask1_87654_138.txt AC 4 ms 256 KB
subtask1_87654_30.txt AC 4 ms 256 KB
subtask1_87654_4294967308.txt AC 7 ms 256 KB
subtask1_87654_45678.txt AC 7 ms 256 KB
subtask1_97822032312_49157112.txt WA 9 ms 256 KB
subtask1_98750604051_977728851.txt WA 9 ms 256 KB
subtask1_99999515529_1.txt WA 9 ms 256 KB
subtask1_99999515529_316226.txt WA 9 ms 256 KB
subtask1_99999515529_316227.txt WA 10 ms 256 KB
subtask1_99999515529_316228.txt WA 9 ms 256 KB
subtask1_99999515529_49999757765.txt WA 10 ms 256 KB
subtask1_99999515529_49999757766.txt AC 9 ms 256 KB
subtask1_99999515530_2.txt WA 9 ms 256 KB
subtask1_99999999977_1.txt WA 9 ms 256 KB
subtask1_99999999977_2.txt WA 9 ms 256 KB
subtask1_99999999977_49999999989.txt WA 10 ms 256 KB
subtask1_99999999977_49999999990.txt AC 12 ms 256 KB
subtask1_99999999999_1.txt WA 10 ms 256 KB
subtask1_99999999999_100000000000.txt AC 10 ms 256 KB