Submission #101275

#	Time	Username	Problem	Language	Result	Execution time	Memory
101275		chunghan	Detecting Molecules (IOI16_molecules)	C++17	Compilation error	0 ms	0 KiB

molecules

#include<bits/stdc++.h>
#include"molecules.h"

using namespace std;

typedef long long int lld;
typedef pair<int, int> pii;

vector<int> solve(int l, int u, vector<int> w) {
    vector<pii> p;
    vector<int> rst;
    lld S[200001];
    int r1, r2;
    for (int i = 0; i < w.size(); i++)
        p.push_back(pii(w[i], i));
    sort(p.begin(), p.end());
    S[0] = p[0].first;
    for (int i = 1; i < p.size(); i++)
        S[i] = S[i-1] + p[i].first;
    for (int i = 1; i < p.size(); i++) {
        int t = S[i] - u;
        int j = lower_bound(S, S+p.size(), t);
        j--;
        if (S[i] - S[j] >= l) {
            r1 = j;
            r2 = i;
            break;
        }
    }
    for (int i = r1; i <= r2; i++)
        rst.push_back(p[i].second);
    return rst;
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> solve(int, int, std::vector<int>)':
molecules.cpp:14:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < w.size(); i++)
                     ~~^~~~~~~~~~
molecules.cpp:18:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < p.size(); i++)
                     ~~^~~~~~~~~~
molecules.cpp:20:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 1; i < p.size(); i++) {
                     ~~^~~~~~~~~~
molecules.cpp:22:28: error: invalid conversion from 'long long int*' to 'int' [-fpermissive]
         int j = lower_bound(S, S+p.size(), t);
                 ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~