Submission #1210815

#	Time	Username	Problem	Language	Result	Execution time	Memory
1210815		islam_2010	Race (IOI11_race)	C++20	Compilation error	0 ms	0 KiB

race

#pragma GCC optimize("O3")
#include "race.h"
#include <bits/stdc++.h>
using namespace std;

int best_path(int n, int k, int h[][2], int l[]) {
    int sum = 0;
    int mn = INT_MAX;
    int l = 0;

    for (int i = 0; i < n - 1; i++) {
        sum += l[i];
        while (sum > k) {
            sum -= l[l++];
        }
        if (sum == k) {
            mn = min(mn, i - l + 1);
        }
    }
    return (mn == INT_MAX ? -1 : mn);
}

Compilation message (stderr)

race.cpp: In function 'int best_path(int, int, int (*)[2], int*)':
race.cpp:9:9: error: declaration of 'int l' shadows a parameter
    9 |     int l = 0;
      |         ^
race.cpp:6:45: note: 'int* l' previously declared here
    6 | int best_path(int n, int k, int h[][2], int l[]) {
      |                                         ~~~~^~~
race.cpp:12:17: error: invalid types 'int[int]' for array subscript
   12 |         sum += l[i];
      |                 ^
race.cpp:14:21: error: invalid types 'int[int]' for array subscript
   14 |             sum -= l[l++];
      |                     ^