Submission #885957

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
885957	2023-12-11 08:37:02	Zero_OP	Two Currencies (JOI23_currencies)	C++14	100 / 100	743 ms	31840 KiB

currencies

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#include<bits/stdc++.h>
using namespace std;
#define range(v) begin(v), end(v)
#define compact(v) v.erase(unique(range(v)), end(v))
template<class T> bool minimize(T& a, T b){
    if(a > b) return a = b, true;
    return false;
}
template<class T> bool maximize(T& a, T b){
    if(a < b) return a = b, true;
    return false;
}
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
const int N = 1e5 + 5;
int n, m, q, timerDFS, lift[20][N], h[N], s[N], t[N], uNodes[N], vNodes[N], w[N], x[N], tin[N], tout[N], L[N], R[N], res[N], lca[N];
ll y[N];
pair<int, int> a[N];
vector<int> g[N];
void dfs(int u, int e){
    tin[u] = ++timerDFS;
 
 
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Compilation message (stderr)

currencies.cpp: In function 'void Zero_OP()':
currencies.cpp:151:40: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  151 |                 events.push_back({L[i] + R[i] >> 1, i});
      |                                   ~~~~~^~~~~~
currencies.cpp:165:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  165 |         for(int i = 0; i < events.size(); ++i){
      |                        ~~^~~~~~~~~~~~~~~
currencies.cpp: In function 'int main()':
currencies.cpp:200:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  200 |         freopen("antuvu.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
currencies.cpp:201:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  201 |         freopen("antuvu.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32