Submission #1092806

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1092806	2024-09-25 07:28:02	alexander707070	Boat (APIO16_boat)	C++14	31 / 100	2062 ms	326900 KiB

boat

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#include<bits/stdc++.h>
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
 
#define MAXN 507
using namespace std;
 
const long long mod=1e9+7;
 
int n,a[MAXN],b[MAXN];
vector<int> pos;
map<int,bool> mp;
unordered_map<int,int> where;
 
pair<int,int> s[MAXN];
 
long long dp[2][1000007];
long long pref[2][1000007];
 
long long sum(int id,int from,int to){
    if(from>to)return 0;
 
    if(from>0)return (pref[id][to]-pref[id][from-1]);
    return pref[id][to];
}
 
int main(){
 
    ios_base::sync_with_stdio(0);
    cin.tie(0);
 
 
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Compilation message (stderr)

boat.cpp: In function 'int main()':
boat.cpp:48:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |     for(int i=0;i<pos.size();i++)where[pos[i]]=i;
      |                 ~^~~~~~~~~~~
boat.cpp:54:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for(int i=0;i<pos.size();i++){
      |                 ~^~~~~~~~~~~
boat.cpp:59:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |         for(int f=0;f<pos.size();f++){
      |                     ~^~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 0 / 27
• Subtask 4: 0 / 42