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someone plz help me out of here.
why i am getting compil error??
my code is here
#include<bits/stdc++.h>
#include<cmath>
using namespace std;


struct node{
int x,y;

}a[1010];

struct edge
{
int u,v;
double w;
bool operator <(const edge &p) const
{
return w<p.w;
}
};
int pr[1010];
vector ...