Submission #2666492


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#include <iostream>
#include <algorithm>
#include <math.h>
#include <cstdint>
#include <numeric>

using namespace std;

template <typename T>
void red(T &x, T &y){
    T a(max(x, y)), b(min(x, y));
    T c(a % b);
    while (c) {
        a = b;
        b = c;
        c = a % b;
    }
    x /= b;
    y /= b;
}

int main(){
    long long x, y;
    scanf("%lld/%lld", &x, &y);
    red(x, y);
    long long d = y * (y + 1) / 2 - x;
    long long xx(x), yy(y);
    if (d < 0) {
        long long n = static_cast<long long>((2 * x - y) / y / y) + 1;
        xx *= n;
        yy *= n;
    }
    bool ans(false);
    d = yy * (yy + 1) / 2 - xx;
    while (d <= yy) {
        if (d > 0) {
            printf("%lld %lld\n", yy, d);
            ans = true;
        }
        xx += x;
        yy += y;
        d = yy * (yy + 1) / 2 - xx;
    }
    if (!ans) {
        printf("Impossible\n");
    }
}

Submission Info

Submission Time
Task C - 平均値太郎の憂鬱 ( The melancholy of Taro Heikinchi )
User taku0728
Language C++14 (GCC 5.4.1)
Score 100
Code Size 935 Byte
Status
Exec Time 1 ms
Memory 256 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:24:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld/%lld", &x, &y);
                               ^

Judge Result

Set Name Score / Max Score Test Cases
All 100 / 100 00_killer.txt, 00_max.txt, 00_min.txt, 00_min2.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 01_rnd_00.txt, 01_rnd_01.txt, 01_rnd_02.txt, 01_rnd_03.txt, 01_rnd_04.txt, 01_rnd_05.txt, 01_rnd_06.txt, 01_rnd_07.txt, 01_rnd_08.txt, 01_rnd_09.txt, 01_rnd_10.txt, 01_rnd_11.txt, 01_rnd_12.txt, 01_rnd_13.txt, 01_rnd_14.txt, 01_rnd_15.txt, 01_rnd_16.txt, 01_rnd_17.txt, 01_rnd_18.txt, 01_rnd_19.txt, 02_rnd2_00.txt, 02_rnd2_01.txt, 02_rnd2_02.txt, 02_rnd2_03.txt, 02_rnd2_04.txt, 02_rnd2_05.txt, 02_rnd2_06.txt, 02_rnd2_07.txt, 02_rnd2_08.txt, 02_rnd2_09.txt, 02_rnd2_10.txt, 02_rnd2_11.txt, 02_rnd2_12.txt, 02_rnd2_13.txt, 02_rnd2_14.txt, 02_rnd2_15.txt, 02_rnd2_16.txt, 02_rnd2_17.txt, 02_rnd2_18.txt, 02_rnd2_19.txt, 03_smallrnd_00.txt, 03_smallrnd_01.txt, 03_smallrnd_02.txt, 03_smallrnd_03.txt, 03_smallrnd_04.txt, 03_smallrnd_05.txt, 03_smallrnd_06.txt, 03_smallrnd_07.txt, 03_smallrnd_08.txt, 03_smallrnd_09.txt, 04_primes_01.txt, 04_primes_02.txt
Case Name Status Exec Time Memory
00_killer.txt 1 ms 256 KB
00_max.txt 1 ms 256 KB
00_min.txt 1 ms 256 KB
00_min2.txt 1 ms 256 KB
00_sample_01.txt 1 ms 256 KB
00_sample_02.txt 1 ms 256 KB
00_sample_03.txt 1 ms 256 KB
00_sample_04.txt 1 ms 256 KB
01_rnd_00.txt 1 ms 256 KB
01_rnd_01.txt 1 ms 256 KB
01_rnd_02.txt 1 ms 256 KB
01_rnd_03.txt 1 ms 256 KB
01_rnd_04.txt 1 ms 256 KB
01_rnd_05.txt 1 ms 256 KB
01_rnd_06.txt 1 ms 256 KB
01_rnd_07.txt 1 ms 256 KB
01_rnd_08.txt 1 ms 256 KB
01_rnd_09.txt 1 ms 256 KB
01_rnd_10.txt 1 ms 256 KB
01_rnd_11.txt 1 ms 256 KB
01_rnd_12.txt 1 ms 256 KB
01_rnd_13.txt 1 ms 256 KB
01_rnd_14.txt 1 ms 256 KB
01_rnd_15.txt 1 ms 256 KB
01_rnd_16.txt 1 ms 256 KB
01_rnd_17.txt 1 ms 256 KB
01_rnd_18.txt 1 ms 256 KB
01_rnd_19.txt 1 ms 256 KB
02_rnd2_00.txt 1 ms 256 KB
02_rnd2_01.txt 1 ms 256 KB
02_rnd2_02.txt 1 ms 256 KB
02_rnd2_03.txt 1 ms 256 KB
02_rnd2_04.txt 1 ms 256 KB
02_rnd2_05.txt 1 ms 256 KB
02_rnd2_06.txt 1 ms 256 KB
02_rnd2_07.txt 1 ms 256 KB
02_rnd2_08.txt 1 ms 256 KB
02_rnd2_09.txt 1 ms 256 KB
02_rnd2_10.txt 1 ms 256 KB
02_rnd2_11.txt 1 ms 256 KB
02_rnd2_12.txt 1 ms 256 KB
02_rnd2_13.txt 1 ms 256 KB
02_rnd2_14.txt 1 ms 256 KB
02_rnd2_15.txt 1 ms 256 KB
02_rnd2_16.txt 1 ms 256 KB
02_rnd2_17.txt 1 ms 256 KB
02_rnd2_18.txt 1 ms 256 KB
02_rnd2_19.txt 1 ms 256 KB
03_smallrnd_00.txt 1 ms 256 KB
03_smallrnd_01.txt 1 ms 256 KB
03_smallrnd_02.txt 1 ms 256 KB
03_smallrnd_03.txt 1 ms 256 KB
03_smallrnd_04.txt 1 ms 256 KB
03_smallrnd_05.txt 1 ms 256 KB
03_smallrnd_06.txt 1 ms 256 KB
03_smallrnd_07.txt 1 ms 256 KB
03_smallrnd_08.txt 1 ms 256 KB
03_smallrnd_09.txt 1 ms 256 KB
04_primes_01.txt 1 ms 256 KB
04_primes_02.txt 1 ms 256 KB