Submission #283894

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
283894	2020-08-26 08:54:21	mhy908	도로 건설 사업 (JOI13_construction)	C++17	0 / 100	532 ms	186024 KiB

construction

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#include <bits/stdc++.h>
#define eb emplace_back
#define mp make_pair
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define svec(x) sort(x.begin(), x.end())
#define press(x) x.erase(unique(x.begin(), x.end()), x.end())
using namespace std;
typedef long long LL;
typedef pair<int, int> pii;
typedef pair<LL, LL> pll;
typedef pair<int, LL> pil;
typedef pair<LL, int> pli;
const LL llinf=2e18;
const int inf=1e9;
int n, m, q;
pair<pii, int> p[200010];
pair<pii, pii> rct[200010];
pair<pil, int> qu[500010];
vector<int> idx, idy;
int tox[600010], toy[600010];
void compress_grid(){
    svec(idx); svec(idy);
    press(idx); press(idy);
    for(int i=1; i<=n; i++){
        int tmp=lower_bound(all(idx), p[i].F.F)-idx.begin()+1;
        tox[tmp]=p[i].F.F;
 
 
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Compilation message (stderr)

construction.cpp: In function 'int main()':
construction.cpp:207:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  207 |     scanf("%d %d %d", &n, &m, &q);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
construction.cpp:209:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  209 |         scanf("%d %d", &p[i].F.F, &p[i].F.S);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
construction.cpp:215:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  215 |         scanf("%d %d %d %d", &rct[i].F.F, &rct[i].F.S, &rct[i].S.F, &rct[i].S.S);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
construction.cpp:222:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  222 |         scanf("%lld %d", &qu[i].F.S, &qu[i].F.F);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 30
• Subtask 3: 0 / 30
• Subtask 4: 0 / 30