Submission #113367

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
113367	2019-05-25 08:59:24	kajebiii	Boat (APIO16_boat)	C++17	100 / 100	1808 ms	15792 KiB

boat

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#include<stdio.h>
#include<algorithm>
 
using namespace std;
 
#define MAXN 555
#define MOD 1000000007
 
long long inv[MAXN+1];
long long iCj[MAXN][MAXN], diCj[2*MAXN-1][MAXN+1];
long long g[MAXN][2*MAXN];
long long dp[MAXN+1][2*MAXN];
 
int main(){
  int N;
  int a[MAXN+1], b[MAXN+1];
  int c[2*MAXN], cn=1;
  int d[2*MAXN];
 
  scanf("%d", &N);
  for(int i=1; i<=N; i++) scanf("%d%d", a+i, b+i);
 
  for(int i=1; i<=N; i++){
    c[i*2-2]=a[i]-1;
    c[i*2-1]=b[i];
  }
  sort(c, c+2*N);
  for(int i=1; i<2*N; i++) if(c[i]!=c[i-1]) c[cn++]=c[i];
  for(int i=1; i<cn; i++) d[i]=c[i]-c[i-1];
 
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

boat.cpp: In function 'int main()':
boat.cpp:20:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
boat.cpp:21:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=N; i++) scanf("%d%d", a+i, b+i);
                          ~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42