Submission #2040595

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Source Code Expand

#include <stdio.h>
#include <stdlib.h>

int main(){
    int st[2],en[2],t,v;
    scanf("%d %d %d %d %d %d",&st[0],&st[1],&en[0],&en[1],&t,&v);
    int n;
    scanf("%d",&n);

    int i;
    for(i=0;i<n;i++){
        int x,y;
        scanf("%d %d",&x,&y);
        double t1=sqrt((x-st[0])*(x-st[0])+(y-st[1])*(y-st[1]));
        double t2=sqrt((en[0]-x)*(en[0]-x)+(en[1]-y)*(en[1]-y));
        if(t1+t2<=(double)(t*v)){
            printf("YES\n");
            return 0;
        }
    }
    printf("NO\n");
}

Submission Info

Compile Error

./Main.c: In function ‘main’:
./Main.c:14:19: warning: implicit declaration of function ‘sqrt’ [-Wimplicit-function-declaration]
         double t1=sqrt((x-st[0])*(x-st[0])+(y-st[1])*(y-st[1]));
                   ^
./Main.c:14:19: warning: incompatible implicit declaration of built-in function ‘sqrt’
./Main.c:14:19: note: include ‘<math.h>’ or provide a declaration of ‘sqrt’
./Main.c:6:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d %d %d %d",&st[0],&st[1],&en[0],&en[1],&t,&v);
     ^
./Main.c:8:5: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
     ^
./Main.c:13:9: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d",&x,&y);
         ^

Judge Result