Submission #1084516

#TimeUsernameProblemLanguageResultExecution timeMemory
1084516thangdz2k7Soccer Stadium (IOI23_soccer)C++17
1.50 / 100
210 ms39524 KiB
// author : thembululquaUwU // 3.9.2024 #include <bits/stdc++.h> #define pb push_back #define fi first #define se second #define endl '\n' using namespace std; using ll = long long; using ii = pair <int, int>; using vi = vector <int>; const int MaxN = 2e5; const int mod = 1e9 + 7; void maxl(auto &a, auto b) {a = max(a, b);} void minl(auto &a, auto b) {a = min(a, b);} int biggest_stadium(int n, vector <vi> f){ // if (n > 30){ int ans = 0; vi l(n, -1), r(n, -1); int st = -1, ed = n; for (int i = 0; i < n; ++ i){ int nt = 0; for (int j = 0; j < n; ++ j) { if (!f[i][j]){ if (l[i] == -1) l[i] = j; r[i] = j; ++ ans; if (st == -1) st = i; if (i > ed) return 0; if (nt) return 0; } else if (l[i] != -1) nt = 1; } if (l[i] == -1) ed = i; } for (int i = st; i < ed; ++ i){ for (int j = i + 1; j < ed; ++ j){ if (l[i] <= l[j] && r[j] <= r[i]) continue; if (l[j] <= l[i] && r[i] <= r[j]) continue; return 0; } } return ans; //} }

Compilation message (stderr)

soccer.cpp:18:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   18 | void maxl(auto &a, auto b) {a = max(a, b);}
      |           ^~~~
soccer.cpp:18:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   18 | void maxl(auto &a, auto b) {a = max(a, b);}
      |                    ^~~~
soccer.cpp:19:11: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void minl(auto &a, auto b) {a = min(a, b);}
      |           ^~~~
soccer.cpp:19:20: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
   19 | void minl(auto &a, auto b) {a = min(a, b);}
      |                    ^~~~
soccer.cpp: In function 'int biggest_stadium(int, std::vector<std::vector<int> >)':
soccer.cpp:32:21: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   32 |                     if (st == -1) st = i; if (i > ed) return 0;
      |                     ^~
soccer.cpp:32:43: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   32 |                     if (st == -1) st = i; if (i > ed) return 0;
      |                                           ^~
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