visual 에서는 잘 되는데...
서브밋 올리면 컴파일 에러라고 뜨는데...뭔가 잘못된건가요ㅠㅠ
vector랑 pair를 처음 써본거긴 하지만....
봐주실수 있는분 봐주세요ㅠㅠ

#include
#include
#include
#include
#define MAX 2005
using namespace std;

FILE *fin = stdin;
FILE *fout = stdout;

int N;
int List[MAX],Visit[MAX];
int List_cnt;
int Ans;

struct GROUP{
int node[MAX];
int node_cnt,in;
};
GROUP Group[MAX];
int Group_cnt;

vector> Line[MAX];

struct DATA{
int x,y;
int num;
double sx,sy;
double ex,ey;
};
DATA Data[MAX];

void Input()
{
int i,d;

fscanf(fin,"%d",&N);

for(i=1;i<=N;i++){
    fscanf(fin,"%d %d %d",&Data[i].x,&Data[i].y,&d);
    Data[i].sx=Data[i].x-double(d)/2;
    Data[i].ex=Data[i].x+double(d)/2;
    Data[i].sy=Data[i].y-double(d)/2;
    Data[i].ey=Data[i].y+double(d)/2;
}

}
void Set_line()
{
int i,j;
for(i=1;i<=N;i++){
for(j=1;j<=N;j++){
if(i==j) continue;
if(Data[i].sx<=Data[j].x && Data[j].x<=Data[i].ex && Data[i].sy<=Data[j].y && Data[j].y<=Data[i].ey){
Line[i].push_back(pair(j,0));
Line[j].push_back(pair(i,1));
}
}
}
}
void Dfs_1(int x)
{
int i;
Visit[x]=1;
for(i=0;i<(int)Line[x].size();i++){
if(Line[x][i].second==1) continue;
if(Visit[Line[x][i].first]==1) continue;
Dfs_1(Line[x][i].first);
}
List[++List_cnt]=x;
}
void Dfs_2(int x)
{
int i,cnt;
Visit[x]=1;
Group[Group_cnt].node_cnt++;
cnt=Group[Group_cnt].node_cnt;
Group[Group_cnt].node[cnt]=x;
Data[x].num=Group_cnt;
for(i=0;i<(int)Line[x].size();i++){
if(Line[x][i].second==0) continue;
if(Visit[Line[x][i].first]==1) continue;
Dfs_2(Line[x][i].first);
}
}
void Sccc()
{
int i,j;

for(i=1;i<=N;i++){
    if(Visit[i]==1) continue;
    Dfs_1(i);
}
memset(Visit,0,sizeof(Visit));
for(i=N;i>=1;i--){
    if(Visit[List[i]]==1) continue;
    Group_cnt++;
    Dfs_2(List[i]);
}
for(i=1;i<=N;i++){
    for(j=0;j<(int)Line[i].size();j++){
        if(Line[i][j].second==1) continue;
        if(Data[i].num!=Data[Line[i][j].first].num) Group[Data[Line[i][j].first].num].in++;
    }
}
for(i=1;i<=Group_cnt;i++){
    if(Group[i].in==0) Ans++;
}

}
void Process()
{
Set_line();
Sccc();
}
void Output()
{
fprintf(fout,"%d\n",Ans);
}
int main()
{
int t,i,j;
fscanf(fin,"%d",&t);
for(i=1;i<=t;i++){
Input();
Process();
Output();
Ans=0;
memset(List,0,sizeof(List));
memset(Visit,0,sizeof(Visit));
memset(Group,0,sizeof(Group));
memset(Data,0,sizeof(Data));
List_cnt=0;
Group_cnt=0;
for(j=1;j<=N;j++) Line[j].clear();
}
return 0;
}