Submission #1076307

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1076307	2024-08-26 12:46:47	Faisal_Saqib	Catfish Farm (IOI22_fish)	C++17	100 / 100	272 ms	88660 KiB

fish

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define vll vector<ll>
#define all(x) begin(x),end(x)
const int N=1e5+10;
vll pre[N];
ll sz[N];
vll dp[N][3];
vll possible[N];
vector<pair<ll,ll>> values[N];
ll solve(ll&n,ll&m,vll&x,vll&y,vll&w)
{
    ll ans=0;
    for(int j=0;j<m;j++)
    {
        values[x[j]].push_back({y[j]+1,w[j]});
        possible[x[j]].push_back(y[j]+1);
        possible[x[j]+1].push_back(y[j]+1);
        if(x[j]>0)
            possible[x[j]-1].push_back(y[j]+1);
        // cout<<"AT "<<x[j]<<' '<<y[j]+1<<endl;
    }
    for(int i=0;i<=n;i++)
    {
        possible[i].push_back(0);
        possible[i].push_back(n);
        sort(begin(possible[i]),end(possible[i]));
        sort(begin(values[i]),end(values[i]));
        sz[i]=possible[i].size();
 
 
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Compilation message (stderr)

fish.cpp: In function 'long long int solve(long long int&, long long int&, std::vector<long long int>&, std::vector<long long int>&, std::vector<long long int>&)':
fish.cpp:37:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |             while(pp<values[i].size() and values[i][pp].first<=j)
      |                   ~~^~~~~~~~~~~~~~~~~
fish.cpp:56:17: warning: unused variable 'hp' [-Wunused-variable]
   56 |             int hp=possible[i-1][k];
      |                 ^~
fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:127:16: warning: unused variable 'ans' [-Wunused-variable]
  127 |     ll n=N,m=M,ans=0;
      |                ^~~

• 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