Submission #532486

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
532486	2022-03-03 03:07:51	scottchou	Snowball (JOI21_ho_t2)	C++17	0 / 100	1 ms	460 KiB

Main

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#include<iostream>
#include<vector>
#include<algorithm>
using namespace std;
typedef long long LL;
int const N = 2e5 + 5;
LL a[N];
vector<LL> line, ans;
LL sum[N];
int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n, q;
    cin >> n >> q;
    for(int i = 0; i < n; i++){
        cin >> a[i];
        if(i != 0){
            line.push_back(a[i] - a[i - 1]);
        }
    }
    sort(line.begin(), line.end());
    line.resize(unique(line.begin(), line.end()) - line.begin());
    ans.resize(line.size());
    LL nowx = 0, w, left = 0, right = 0, idx = 0;
    for(int i = 0; i < q; i++){
        cin >> w;
        nowx += w;
        if(nowx < 0)
            left = max(left, -nowx);
        else
 
 
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Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:32:19: warning: comparison of integer expressions of different signedness: 'LL' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |         while(idx < line.size() && left + right >= line[idx]){
      |               ~~~~^~~~~~~~~~~~~

• Subtask 1: 0 / 33
• Subtask 2: 0 / 67