Submission

Score: 100

User: exoworldgd

Problemset: ซอมบี้

Language: cpp

Time: 0.118 second

Submitted On: 2026-02-26 15:27:54

#pragma GCC optimize("O5,unroll-loops,inline,fast-math,omit-frame-pointer,tree-vectorize")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt,tune=native,fma,abm,mmx,sse")
#include<bits/stdc++.h>
#define int long long
#define exoworldgd cin.tie(0)->sync_with_stdio(0),cout.tie(0)
using namespace std;
int a,b,c,d[1000005];
signed main(void){
	exoworldgd;
	cin>>a>>b;
	for(int i=0;i<a;i++)cin>>d[i];
	for(int i=0,e;i<a;i++)cin>>e,d[i]+=e;
	for(int i=0;i<a;i++){
		c+=b-d[i];
		if(c<0)return cout<<"GG",0;
    }
    cout<<"YAY";
}