#include using namespace std; #define int long long #define vi vector #define vvi vector #define vs vector #define pb push_back #define P pair #define vp vector

#define PP pair #define vpp vector #define fi first #define se second #define INF (1<<30) #define MOD 1000000007 #define REP(i,n) for(int i=0;i=0;i--) #define FOR(i,m,n) for(int i=m;i>a>>b>>c; cout<