Submission #109948

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
109948	2019-05-08 12:36:28	PeppaPig	Jakarta Skyscrapers (APIO15_skyscraper)	C++14	100 / 100	509 ms	190100 KiB

skyscraper

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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 = 3e4+5;
const int M = 2e3+5;
int n, m, st, en;
int d[N], chk[N][M];
vector<int> B[N];
int main() {
    fill_n(d, N, 1e9);
    scanf("%d %d", &n, &m);
    for(int i = 0, b, p; i < m; i++) {
        scanf("%d %d", &b, &p); 
        B[b].emplace_back(p);
        if(i == 0) st = b;
        if(i == 1) en = b;
    }
    for(int i = 0; i < n; i++) {
        sort(B[i].begin(), B[i].end());
        B[i].resize(unique(B[i].begin(), B[i].end()) - B[i].begin());
    }
    priority_queue<pii, vector<pii>, greater<pii> > Q;
    Q.emplace(d[st] = 0, st);
 
 
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Compilation message (stderr)

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:18:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~~
skyscraper.cpp:20:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d", &b, &p); 
         ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 12 / 12
• Subtask 3: 14 / 14
• Subtask 4: 21 / 21
• Subtask 5: 43 / 43