Submission #1138193

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1138193	2025-01-22 00:55:26	gyg	Roller Coaster Railroad (IOI16_railroad)	C++20	34 / 100	2094 ms	84964 KiB

railroad

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define arr array 
#define vec vector
#define pii pair<int, int> 
#define fir first 
#define sec second
const int N = 2e5 + 5, INF = 2e9;
int n;
arr<int, N> s, t;
map<int, int> flw;
vec<pii> mrgd;
int flw_cmp() {
    for (int i = 0; i <= n; i++) {
        if (s[i] <= t[i])
            flw[s[i]]++, flw[t[i]]--;
        else 
            flw[t[i]]--, flw[s[i]]++;
    }
    int prv = 0;
    for (auto it = flw.begin(); it != flw.end(); it++) {
        it->sec += prv;
        prv = it->sec;
    }
    
    int ans = 0;
 
 
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Compilation message (stderr)

railroad.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~
railroad_c.h:1:9: warning: #pragma once in main file
    1 | #pragma once
      |         ^~~~

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