Submission #1023970

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1023970	2024-07-15 10:17:36	Otalp	Catfish Farm (IOI22_fish)	C++17	100 / 100	739 ms	249244 KiB

fish

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#include "fish.h"
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define ll long long
#define pii pair<int, int>
#define ff first
#define ss second
const int MAXN = 500100;
int n, w[MAXN], m;
pii a[MAXN];
namespace B{
    unordered_map<ll, ll> d[200100];
    unordered_map<ll, ll> dp[200100];
    unordered_map<ll, ll> pref[200100];
    unordered_map<ll, ll> ddp[200100];
    vector<ll> pos[200100];
    ll suf[200100];
    ll solve(){
        for(ll i=1; i<=m; i++){
            d[a[i].ff][a[i].ss] += w[i];
        }
        for(int i=0; i<=n; i++){
            d[i][0] += 0;
            d[i][n] += 0;
        }
        for(int i=0; i<=n; i++){
            for(auto h: d[i]){
 
 
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Compilation message (stderr)

fish.cpp: In function 'long long int B::solve()':
fish.cpp:80:30: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   80 |                 while(ls + 1 < dpos.size() and dpos[ls + 1] <= j){
      |                       ~~~~~~~^~~~~~~~~~~~~
fish.cpp:82:35: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   82 |                     while(lls + 1 < pos[i-1].size() and pos[i-1][lls + 1] <= dpos[ls]) lls++;
      |                           ~~~~~~~~^~~~~~~~~~~~~~~~~
fish.cpp:85:31: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |                 while(pls + 1 < pos[i].size() and pos[i][pls + 1] <= j) pls ++;
      |                       ~~~~~~~~^~~~~~~~~~~~~~~
fish.cpp:86:32: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   86 |                 while(dpls + 1 < pos[i-1].size() and pos[i-1][dpls + 1] <= j) dpls ++;
      |                       ~~~~~~~~~^~~~~~~~~~~~~~~~~
fish.cpp:97:32: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   97 |                 if(dpos.size() > ls + 1) dp[i][j] = max(dp[i][j], suf[dpos[ls + 1]]-pref[i][pos[i][pls]]);
      |                    ~~~~~~~~~~~~^~~~~~~~
fish.cpp:69:16: warning: unused variable 'pddp' [-Wunused-variable]
   69 |             ll pddp = -1e18, pdp = -1e18;
      |                ^~~~

• Subtask 1: 3 / 3
• Subtask 2: 6 / 6
• Subtask 3: 9 / 9
• Subtask 4: 14 / 14
• Subtask 5: 21 / 21
• Subtask 6: 17 / 17
• Subtask 7: 14 / 14
• Subtask 8: 16 / 16