Submission #1189711
Source Code Expand
#include <cstdio> using namespace std; #define REP(i,n) for(int i=0; i<(int)(n); i++) #define FOR(i,b,e) for(int i=(b); i<=(int)(e); i++) //------------------------------------------------------------------------------ typedef long long ll; ll gcd(ll a, ll b) { if (b == 0) return a; return gcd(b, a % b); } //------------------------------------------------------------------------------ ll X; ll Y; void solve() { ll D = gcd(X, Y); X /= D; Y /= D; if (Y % 2 == 0) Y /= 2; else X *= 2; bool found = false; ll ki = (X - Y) / (Y * Y); ll kx = (X + Y) / (Y * Y); FOR(k, ki, kx) { ll N = k * Y; ll M = (k * (Y * Y) - (X - Y)) * k; if (M <= 0 || M % 2 > 0) continue; M /= 2; printf("%lld %lld\n", N, M); found = true; } if (!found) puts("Impossible"); } void input() { scanf("%lld/%lld", &X, &Y); } int main() { input(); solve(); return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - 平均値太郎の憂鬱 ( The melancholy of Taro Heikinchi ) |
User | nejiko96 |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 905 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 128 KB |
Compile Error
./Main.cpp: In function ‘void input()’: ./Main.cpp:41:29: 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 | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
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Set Name | Test Cases |
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All | 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 | AC | 1 ms | 128 KB |
00_max.txt | AC | 1 ms | 128 KB |
00_min.txt | AC | 1 ms | 128 KB |
00_min2.txt | AC | 1 ms | 128 KB |
00_sample_01.txt | AC | 1 ms | 128 KB |
00_sample_02.txt | AC | 1 ms | 128 KB |
00_sample_03.txt | AC | 1 ms | 128 KB |
00_sample_04.txt | AC | 1 ms | 128 KB |
01_rnd_00.txt | AC | 1 ms | 128 KB |
01_rnd_01.txt | AC | 1 ms | 128 KB |
01_rnd_02.txt | AC | 1 ms | 128 KB |
01_rnd_03.txt | AC | 1 ms | 128 KB |
01_rnd_04.txt | AC | 1 ms | 128 KB |
01_rnd_05.txt | AC | 1 ms | 128 KB |
01_rnd_06.txt | AC | 1 ms | 128 KB |
01_rnd_07.txt | AC | 1 ms | 128 KB |
01_rnd_08.txt | AC | 1 ms | 128 KB |
01_rnd_09.txt | AC | 1 ms | 128 KB |
01_rnd_10.txt | AC | 1 ms | 128 KB |
01_rnd_11.txt | AC | 1 ms | 128 KB |
01_rnd_12.txt | AC | 1 ms | 128 KB |
01_rnd_13.txt | AC | 1 ms | 128 KB |
01_rnd_14.txt | AC | 1 ms | 128 KB |
01_rnd_15.txt | AC | 1 ms | 128 KB |
01_rnd_16.txt | AC | 1 ms | 128 KB |
01_rnd_17.txt | AC | 1 ms | 128 KB |
01_rnd_18.txt | AC | 1 ms | 128 KB |
01_rnd_19.txt | AC | 1 ms | 128 KB |
02_rnd2_00.txt | AC | 1 ms | 128 KB |
02_rnd2_01.txt | AC | 1 ms | 128 KB |
02_rnd2_02.txt | AC | 1 ms | 128 KB |
02_rnd2_03.txt | AC | 1 ms | 128 KB |
02_rnd2_04.txt | AC | 1 ms | 128 KB |
02_rnd2_05.txt | AC | 1 ms | 128 KB |
02_rnd2_06.txt | AC | 1 ms | 128 KB |
02_rnd2_07.txt | AC | 1 ms | 128 KB |
02_rnd2_08.txt | AC | 1 ms | 128 KB |
02_rnd2_09.txt | AC | 1 ms | 128 KB |
02_rnd2_10.txt | AC | 1 ms | 128 KB |
02_rnd2_11.txt | AC | 1 ms | 128 KB |
02_rnd2_12.txt | AC | 1 ms | 128 KB |
02_rnd2_13.txt | AC | 1 ms | 128 KB |
02_rnd2_14.txt | AC | 1 ms | 128 KB |
02_rnd2_15.txt | AC | 1 ms | 128 KB |
02_rnd2_16.txt | AC | 1 ms | 128 KB |
02_rnd2_17.txt | AC | 1 ms | 128 KB |
02_rnd2_18.txt | AC | 1 ms | 128 KB |
02_rnd2_19.txt | AC | 1 ms | 128 KB |
03_smallrnd_00.txt | AC | 1 ms | 128 KB |
03_smallrnd_01.txt | AC | 1 ms | 128 KB |
03_smallrnd_02.txt | AC | 1 ms | 128 KB |
03_smallrnd_03.txt | AC | 1 ms | 128 KB |
03_smallrnd_04.txt | AC | 1 ms | 128 KB |
03_smallrnd_05.txt | AC | 1 ms | 128 KB |
03_smallrnd_06.txt | AC | 1 ms | 128 KB |
03_smallrnd_07.txt | AC | 1 ms | 128 KB |
03_smallrnd_08.txt | AC | 1 ms | 128 KB |
03_smallrnd_09.txt | AC | 1 ms | 128 KB |
04_primes_01.txt | AC | 1 ms | 128 KB |
04_primes_02.txt | AC | 1 ms | 128 KB |