에러 메시지

RTE (SIGSEGV: segmentation fault, probably incorrect memory access)
참으로 난감하네요..
이 에러가 어디서 난 것인지도 잘 모르겠고요

소스 코드
~~~ c++
#include
#include

double edge[150][150];
bool visit[150];
int jump,stone;
int point[150][2]={0};
int start[2],end[2];

double distance(double xa, double ya, double xb, double yb){
return sqrt(pow(xa-xb,2.0)+pow(ya-yb,2.0));
}

bool survive(int i){
bool ret=false;
//printf("i %d\n",i);

visit[i]=true;

if(distance(end[0],end[1], point[i][0],point[i][1])<=jump)
return true;

for(int k=0; k<stone; k++){
    if(!visit[k] && edge[i][k]!=0 && edge[i][k]<=jump)
        ret|=survive(k);
}

return ret;

}

int main(){
int tc;
FILE* fp=stdin;
fscanf(fp,"%d", &tc);
int i,j,k;
for(k=0; k<tc; k++){
fscanf(fp,"%d", &jump);

    fscanf(fp,"%d %d %d %d", &start[0], &start[1], &end[0], &end[1]);
    fscanf(fp, "%d", &stone);
    for(i=0; i<stone; i++)
        fscanf(fp, "%d %d", &point[i][0], &point[i][1]);



    for(i=0; i<stone; i++){
        for(j=0; j<stone; j++){
            edge[i][j] = distance(point[i][0],point[i][1],point[j][0],point[j][1]);
            //edge[j][i]=edge[i][j];
            //printf("edge %lf %d %d \n", edge[i][j], i,j);
        }
    }
    bool ret=false;
    for(i=0; i<stone; i++){
        if(distance(start[0],start[1], point[i][0],point[i][1])<=jump)
        ret|=survive(jump);
    }

    if(ret) printf("YES\n"); else printf("NO\n");

}

}
~~~