AtCoder Regular Contest 004

Submission #1675959

Source codeソースコード

#include<stdio.h>
long long gcd(long long a,long long b){return b?gcd(b,a%b):a;}
int main(){
	long long a,b,n=0,m=0,i,c=1;
	scanf("%lld/%lld",&a,&b);
	i=gcd(a,b);
	a/=i;
	b/=i;//printf("%lld\n",i);
	for(i=(2*a-b)/b/b;1;i++){
		n=i*b;
		m=(n*(n+1))/2-i*a;
		if(m<=0)continue;
		if(n<m)break;
		printf("%lld %lld\n",n,m);
		c=0;
	}
	if(c)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 T.M
Created time投稿日時
Language言語 C (GCC 5.4.1)
Status状態 AC
Score得点 100
Source lengthソースコード長 390 Byte
File nameファイル名
Exec time実行時間 1 ms
Memory usageメモリ使用量 128 KB

Compiler messageコンパイルメッセージ

./Main.c: In function ‘main’:
./Main.c:5:2: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
scanf("%lld/%lld",&a,&b);
^

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 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