Submission #1305753

#	Time	Username	Problem	Language	Result	Execution time	Memory
1305753		hackstar	Hack (APIO25_hack)	C++20	Compilation error	0 ms	0 KiB

hack

#include "hack.h"
#include <bits/stdc++.h>
using namespace std;


int hack(){
    int low = 1;
    int high = 1e9;
    map<vector<ll>,int>cache;
    while(low<high){
        int mid = (low+high)/2;
        int s = sqrt(mid-low+1);
        vector<long long> query;
        for(int i=0;i<s;i++){
            query.push_back(i+1);
        }
        for(int i=0;low+s*(i+1)<=mid;i++){
            query.push_back(low+s*(i+1));
        }
        query.push_back(mid+1);
        int curr;
        				if(cache.count(query))
        						curr=cache[query];
        				else
        				{
        						curr=collisions(query);
        						cache[query]=curr;
        				}
        if(curr){
            high = mid;
        }
        else{
            low = mid+1;
        }
    }
    return low;
}

Compilation message (stderr)

hack.cpp: In function 'int hack()':
hack.cpp:9:16: error: 'll' was not declared in this scope
    9 |     map<vector<ll>,int>cache;
      |                ^~
hack.cpp:9:18: error: template argument 1 is invalid
    9 |     map<vector<ll>,int>cache;
      |                  ^
hack.cpp:9:18: error: template argument 2 is invalid
hack.cpp:9:23: error: template argument 1 is invalid
    9 |     map<vector<ll>,int>cache;
      |                       ^
hack.cpp:9:23: error: template argument 3 is invalid
hack.cpp:9:23: error: template argument 4 is invalid
hack.cpp:22:50: error: request for member 'count' in 'cache', which is of non-class type 'int'
   22 |                                         if(cache.count(query))
      |                                                  ^~~~~
hack.cpp:23:67: error: no match for 'operator[]' (operand types are 'int' and 'std::vector<long long int>')
   23 |                                                         curr=cache[query];
      |                                                                   ^
hack.cpp:27:62: error: no match for 'operator[]' (operand types are 'int' and 'std::vector<long long int>')
   27 |                                                         cache[query]=curr;
      |                                                              ^