Submission #230104

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
230104	2020-05-08 09:45:59	PeppaPig	Job Scheduling (CEOI12_jobs)	C++14	100 / 100	353 ms	23928 KiB

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#include <bits/stdc++.h>
#define pii pair<int, int>
#define x first
#define y second
using namespace std;
const int N = 1e5+5;
int n, m, d;
vector<int> job[N], ans[N];
bool solve(int mid) {
    queue<pii> Q;
    for(int i = 1; i <= n; i++) ans[i].clear();
    for(int i = 1; i <= n; i++) {
        for(int x : job[i]) Q.emplace(x, i);
        while(!Q.empty() && ans[i].size() < mid) {
            pii now = Q.front(); Q.pop();
            if(now.y + d < i) return false;
            ans[i].emplace_back(now.x);
        } 
    }
    return Q.empty();
}
int main() {
    scanf("%d %d %d", &n, &d, &m);
    for(int i = 1, a; i <= m; i++) {
 
 
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Compilation message (stderr)

jobs.cpp: In function 'bool solve(int)':
jobs.cpp:19:43: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while(!Q.empty() && ans[i].size() < mid) {
                             ~~~~~~~~~~~~~~^~~~~
jobs.cpp: In function 'int main()':
jobs.cpp:29:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d", &n, &d, &m);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:31:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a);
         ~~~~~^~~~~~~~~~

• Subtask 1: 100 / 100