Submission #22929


Source Code Expand

#include<stdio.h>
#include<stdlib.h>
#include<math.h>
#include<string.h>
#define REP(i,a,b) for(i=a;i<b;i++)
#define rep(i,n) REP(i,0,n)

double dist(double x, double y){
  return sqrt(x*x+y*y);
}

int main(){
  int i,j,k,l,m,n;
  int x[100],y[100];
  double res, tmp;

  res = 0;
  scanf("%d",&n);
  rep(i,n) scanf("%d%d",x+i,y+i);
  rep(i,n) REP(j,i+1,n){
    tmp = dist(x[i]-x[j],y[i]-y[j]);
    if(res < tmp) res = tmp;
  }
  printf("%.10f\n",res);

  return 0;
}

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User LayCurse
Language C (GCC 4.4.7)
Score 100
Code Size 495 Byte
Status AC
Exec Time 21 ms
Memory 796 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:18: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result
./Main.c:19: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 26
Set Name Test Cases
All 00_max.txt, 00_sample_01.txt, 00_sample_02.txt, 00_sample_03.txt, 00_sample_04.txt, 00_sample_05.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
Case Name Status Exec Time Memory
00_max.txt AC 20 ms 672 KB
00_sample_01.txt AC 19 ms 660 KB
00_sample_02.txt AC 20 ms 672 KB
00_sample_03.txt AC 20 ms 692 KB
00_sample_04.txt AC 20 ms 680 KB
00_sample_05.txt AC 20 ms 684 KB
01_rnd_00.txt AC 20 ms 684 KB
01_rnd_01.txt AC 19 ms 664 KB
01_rnd_02.txt AC 20 ms 664 KB
01_rnd_03.txt AC 21 ms 656 KB
01_rnd_04.txt AC 20 ms 664 KB
01_rnd_05.txt AC 20 ms 660 KB
01_rnd_06.txt AC 21 ms 676 KB
01_rnd_07.txt AC 20 ms 784 KB
01_rnd_08.txt AC 20 ms 796 KB
01_rnd_09.txt AC 19 ms 660 KB
01_rnd_10.txt AC 20 ms 684 KB
01_rnd_11.txt AC 20 ms 660 KB
01_rnd_12.txt AC 19 ms 664 KB
01_rnd_13.txt AC 19 ms 676 KB
01_rnd_14.txt AC 19 ms 660 KB
01_rnd_15.txt AC 21 ms 672 KB
01_rnd_16.txt AC 20 ms 684 KB
01_rnd_17.txt AC 19 ms 684 KB
01_rnd_18.txt AC 20 ms 664 KB
01_rnd_19.txt AC 19 ms 660 KB