AtCoder Regular Contest 004

Submission #25099

Source codeソースコード

#include <cstdio>
#include <vector>
#include <cmath>

using std::vector;

long long calcGCD(long long n1, long long n2)
{
  if (n2 == 0) return n1;
  else return calcGCD(n2, n1 % n2);
}

int main()
{
  long long X(0),Y(0);
  vector<long long> MArray, NArray;
  scanf("%lld/%lld", &X, &Y);
  long long gcd = calcGCD(X,Y);
  X /= gcd;
  Y /= gcd;
  bool answerIsFound(false);
  for(long long i=0; i<=1; i++) {
    long long candidateN = (long long)((long double)X*2LL/Y + i);
    if(candidateN < Y || candidateN % Y > 0) continue;
    long long candidateM = candidateN * (candidateN+1LL) / 2LL
      - candidateN / Y * X;
    NArray.push_back(candidateN);
    MArray.push_back(candidateM);
    answerIsFound = true;
  }
  if(answerIsFound) {
    for(int i=0; i<(int)MArray.size(); i++) {
      printf("%lld %lld\n", NArray[i], MArray[i]);
    }
  }else {
    printf("Impossible\n");
  }
  return 0;
}

Submission

Task問題 C - 平均値太郎の憂鬱 ( The melancholy of Taro Heikinchi )
User nameユーザ名 glass5er
Created time投稿日時
Language言語 C++ (G++ 4.6.4)
Status状態 AC
Score得点 100
Source lengthソースコード長 936 Byte
File nameファイル名
Exec time実行時間 23 ms
Memory usageメモリ使用量 888 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:17:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Test case

Set

Set name Score得点 / Max score 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

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_killer.txt AC 21 ms 788 KB
00_max.txt AC 22 ms 756 KB
00_min.txt AC 21 ms 796 KB
00_min2.txt AC 21 ms 792 KB
00_sample_01.txt AC 21 ms 792 KB
00_sample_02.txt AC 20 ms 792 KB
00_sample_03.txt AC 21 ms 788 KB
00_sample_04.txt AC 21 ms 788 KB
01_rnd_00.txt AC 21 ms 784 KB
01_rnd_01.txt AC 21 ms 792 KB
01_rnd_02.txt AC 21 ms 740 KB
01_rnd_03.txt AC 21 ms 744 KB
01_rnd_04.txt AC 21 ms 788 KB
01_rnd_05.txt AC 21 ms 788 KB
01_rnd_06.txt AC 21 ms 788 KB
01_rnd_07.txt AC 21 ms 780 KB
01_rnd_08.txt AC 21 ms 772 KB
01_rnd_09.txt AC 20 ms 796 KB
01_rnd_10.txt AC 21 ms 736 KB
01_rnd_11.txt AC 21 ms 784 KB
01_rnd_12.txt AC 21 ms 788 KB
01_rnd_13.txt AC 19 ms 788 KB
01_rnd_14.txt AC 21 ms 784 KB
01_rnd_15.txt AC 21 ms 796 KB
01_rnd_16.txt AC 20 ms 784 KB
01_rnd_17.txt AC 22 ms 784 KB
01_rnd_18.txt AC 21 ms 792 KB
01_rnd_19.txt AC 21 ms 784 KB
02_rnd2_00.txt AC 20 ms 728 KB
02_rnd2_01.txt AC 22 ms 788 KB
02_rnd2_02.txt AC 22 ms 760 KB
02_rnd2_03.txt AC 22 ms 784 KB
02_rnd2_04.txt AC 21 ms 768 KB
02_rnd2_05.txt AC 21 ms 792 KB
02_rnd2_06.txt AC 21 ms 792 KB
02_rnd2_07.txt AC 21 ms 764 KB
02_rnd2_08.txt AC 21 ms 788 KB
02_rnd2_09.txt AC 21 ms 888 KB
02_rnd2_10.txt AC 21 ms 796 KB
02_rnd2_11.txt AC 21 ms 800 KB
02_rnd2_12.txt AC 21 ms 792 KB
02_rnd2_13.txt AC 20 ms 780 KB
02_rnd2_14.txt AC 21 ms 788 KB
02_rnd2_15.txt AC 21 ms 788 KB
02_rnd2_16.txt AC 20 ms 788 KB
02_rnd2_17.txt AC 21 ms 796 KB
02_rnd2_18.txt AC 21 ms 792 KB
02_rnd2_19.txt AC 23 ms 788 KB
03_smallrnd_00.txt AC 21 ms 796 KB
03_smallrnd_01.txt AC 21 ms 792 KB
03_smallrnd_02.txt AC 21 ms 792 KB
03_smallrnd_03.txt AC 21 ms 796 KB
03_smallrnd_04.txt AC 20 ms 792 KB
03_smallrnd_05.txt AC 21 ms 788 KB
03_smallrnd_06.txt AC 21 ms 788 KB
03_smallrnd_07.txt AC 21 ms 784 KB
03_smallrnd_08.txt AC 21 ms 792 KB
03_smallrnd_09.txt AC 21 ms 784 KB
04_primes_01.txt AC 21 ms 784 KB
04_primes_02.txt AC 21 ms 788 KB