Submission #1287955

#	Time	Username	Problem	Language	Result	Execution time	Memory
1287955		aleksandre	선물 (IOI25_souvenirs)	C++20	39 / 100	13 ms	400 KiB

souvenirs

#include "souvenirs.h"
#include <utility>
#include <vector>
#include <iostream>
using namespace std;

void buy_souvenirs(int N, long long P0) {
  pair<vector<int>, long long> res;
  long long p;
  if (N==2) {
   res = transaction(P0-1); return;
  } else
  if (N==3) {
   res = transaction(P0-1);
   p = (P0-1-res.second);
   if ((int)res.first.size()==2) {
    res = transaction(p/2);
    return;  
   } else {
    res = transaction(p-1);
    res = transaction(p-1);
    return;
   }
  } else
  if (P0==N) {
   p = P0-1;
   for (int i = 1; i <= N-1; i++){
  	for (int j = 1; j <= i; j++) 
  	res = transaction(p);
  	p--;  	 
   }
   return;
  } else {
   int cnt1 = 0;
   p = P0-1;  
   for (int i = 1; i < N-1; i++){
   	for (int j = 1; j <= i; j++) {	    
	   res = transaction(p);
	   if ((int)res.first.size() > 1) {	   
	   	cnt1++;
	   	p--;
	   }
	   if(res.second > 0) p--;	   
    }
   	p--;            	
   }
   for (int i = cnt1+1; i <= N-1; i++) 
   res = transaction(p);
   return;
  }
  return;
}

• Subtask 0: 0 / 0
• Subtask 1: 4 / 4
• Subtask 2: 3 / 3
• Subtask 3: 14 / 14
• Subtask 4: 18 / 18
• Subtask 5: 0 / 28
• Subtask 6: 0 / 33