Submission #24054

#	Time	Username	Problem	Language	Result	Execution time	Memory
24054		gs14004	Roller Coaster Railroad (IOI16_railroad)	C++11	0 / 100	539 ms	23904 KiB

railroad

#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
typedef pair<int, int> pi;

map<int, int> mp;
long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
	vector<pi> v;
    int n = (int) s.size();
    for(int i=0; i<n; i++) mp[s[i]]--, mp[t[i]]++;
    int ans = 0;
    for(auto &i : mp){
    	ans += i.second;
    	if(ans < 0) return 1;
    }
    return 0;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 23
• Subtask 3: 0 / 30
• Subtask 4: 0 / 36