Submission #2483824


Source Code Expand

#include <math.h>
#include <stdio.h>

double dist(double x1,double y1,double x2,double y2)
{
    return sqrt((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1));

}
int main()
{
    int n,x[100],y[100],i,j;
    double a,max=0;

    scanf("%d",&n);

    for(i=0;i<n;i++){
        scanf("%d %d",&x[i],&y[i]);
    }
    
    for(i=0;i<n;i++){
        for(j=i;j<n;j++){
            a=dist(x[i],y[i],x[j],y[j]);
            if(max<a){max=a;}
        }
    }

    printf("%f\n",max);

    return 0;
}

Submission Info

Submission Time
Task A - 2点間距離の最大値 ( The longest distance )
User kmatsushita
Language C (GCC 5.4.1)
Score 100
Code Size 504 Byte
Status AC
Exec Time 1 ms
Memory 128 KB

Compile Error

./Main.c: In function ‘main’:
./Main.c:14:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ^
./Main.c:17:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&x[i],&y[i]);
         ^

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 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
00_sample_05.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