수다닷컴

질문 제목 : c언어 공부중인데 오류가 왜나는지 도저히 모르겠네요.질문 내용 :보통runtime error:segmentation fault오류는 포인터 썼을때 나오는거라는데..포인터도안썼는데 왜 런타임 오류가 날까요?#include stdio.h
#include math.hint main(){ double x1[50],x2[50];
double y1[50],y2[50];
double r1[50],r2[50];
int result[10];
double swapx=0;
double swapy=0;
double swapr=0;
int i=0;
int count=0;
double distance;

scanf(%d,&count); for(i=0;icount;i++){
scanf(%lf %lf %lf %lf %lf %lf,&x1[i],&y1[i],&r1[i],&x2[i],&y2[i],&r2[i]);
}
for(i=0;icount;i++){ distance = sqrt((x2[i]-x1[i])*(x2[i]-x1[i])+(y2[i]-y1[i])*(y2[i]-y1[i]));

if(r1[i]r2[i]){
swapx=x1[i];
x1[i]=x2[i];
x2[i]=swapx; swapy=y1[i];
y1[i]=y2[i];
y2[i]=swapy; swapr=r1[i];
r1[i]=r2[i];
r2[i]=swapr;
}

if(distance==0){
if(r1[i]==r2[i])
result[i]=-1;
else
result[i]=0;
}
if(distance !=0){
if(distancer1[i]-r2[i])
result[i]=0;
if(distance==r1[i]+r2[i])
result[i]=1;
if(distancer1[i]-r2[i]){
if(distance==r1[i])
result[i]=0;
if(r1[i]distance && distance r1[i]+r2[i])
result[i]=2;
}
if(distancer1[i]+r2[i])
result[i]=0;
}
}

for(i=0;icount;i++){
printf(%d\n,result[i]);
}
}

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