Submission #27860

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
27860	2017-07-14 08:57:18	suhgyuho_william	Port Facility (JOI17_port_facility)	C++14	0 / 100	0 ms	11788 KiB

port_facility

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#include <bits/stdc++.h>
#define lld long long
#define pii pair<int,int>
#define pll pair<lld,lld>
#define pb push_back
#define next nextt
#define left leftt
#define right rightt
#define Inf 1000000000
#define Linf 1000000000000000000LL
#define Mod 1000000007LL
using namespace std;
int N; lld ans,inv;
struct data{
  int x,y;
}a[1000002];
bool check[2000002];
int main(){
  scanf("%d",&N); ans = 1;
  for(int i=1; i<=N; i++){
    scanf("%d %d",&a[i].x,&a[i].y);
    a[i+N].x = a[i].y; a[i+N].y = -a[i].y;
    ans *= 2; ans %= Mod;
  }
  sort(a+1,a+N*2+1,[&](data &x,data &y){
    if(x.x != y.x) return x.x < y.x;
 
 
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Compilation message (stderr)

port_facility.cpp: In function 'int main()':
port_facility.cpp:23:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&N); ans = 1;
                ^
port_facility.cpp:25:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d",&a[i].x,&a[i].y);
                                 ^

• Subtask 1: 0 / 10
• Subtask 2: 0 / 12
• Subtask 3: 0 / 56
• Subtask 4: 0 / 22