| # | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 635607 | 2022-08-26T13:45:25 Z | l_reho | Rarest Insects (IOI22_insects) | C++17 | 250 ms | 592 KB |
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
void move_inside(int i);
void move_outside(int i);
int press_button();
int min_cardinality(int N) {
int low = 1;
int high = N;
int nG = 0;
map<int, bool> isIn;
for(int i = 0; i < N; i++){
move_inside(i);
isIn[i] = true;
int ret = press_button();
if(ret == 2){
isIn[i] = false;
move_outside(i);
}else
nG++;
}
for(int i = 0; i < N; i++) if(isIn[i]) {move_outside(i); isIn[i]=false;}
while(low <= high){
int mid = low + (high-low)/2;
// man mano che arrivo al borderline (mid) mi salvo qualcosa, l'ultimo inserito
// e conto il numero di borderline
// se il numero di borderline è uguale al numero di gruppi, allora
// o la risposta è mid, oppure tutti questi superano il borderline
// altrimenti scendo mid
int cnt = 0, cnt1 = 0;
for(int i = 0; i < N; i++){
move_inside(i);
isIn[i] = true;
int ret = press_button();
if(ret == mid) cnt++;
if(ret == mid+1){
isIn[i] = false;
move_outside(i);
cnt1++;
}
}
// cout<<"DEBUG-->"<<mid<<" "<<(N-cnt1)<<" "<<cnt1<<endl;
if(cnt1 + mid * nG == N) low = mid+1;
else high = mid-1;
// devo cacciare quelli rimasti
for(int i = 0; i < N; i++) if(isIn[i]) {move_outside(i); isIn[i]=false;}
}
return low-1;
}
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 208 KB | Output is correct |
| 2 | Correct | 0 ms | 208 KB | Output is correct |
| 3 | Correct | 0 ms | 208 KB | Output is correct |
| 4 | Correct | 1 ms | 208 KB | Output is correct |
| 5 | Correct | 1 ms | 208 KB | Output is correct |
| 6 | Correct | 14 ms | 208 KB | Output is correct |
| 7 | Correct | 15 ms | 208 KB | Output is correct |
| 8 | Correct | 13 ms | 208 KB | Output is correct |
| 9 | Correct | 19 ms | 208 KB | Output is correct |
| 10 | Correct | 24 ms | 308 KB | Output is correct |
| 11 | Correct | 19 ms | 208 KB | Output is correct |
| 12 | Correct | 16 ms | 284 KB | Output is correct |
| 13 | Correct | 19 ms | 208 KB | Output is correct |
| 14 | Correct | 19 ms | 208 KB | Output is correct |
| 15 | Correct | 15 ms | 208 KB | Output is correct |
| 16 | Correct | 16 ms | 304 KB | Output is correct |
| 17 | Correct | 19 ms | 208 KB | Output is correct |
| 18 | Correct | 18 ms | 300 KB | Output is correct |
| 19 | Correct | 15 ms | 208 KB | Output is correct |
| 20 | Correct | 20 ms | 208 KB | Output is correct |
| 21 | Correct | 14 ms | 208 KB | Output is correct |
| 22 | Correct | 14 ms | 208 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 0 ms | 208 KB | Output is correct |
| 2 | Correct | 0 ms | 208 KB | Output is correct |
| 3 | Correct | 0 ms | 208 KB | Output is correct |
| 4 | Correct | 1 ms | 208 KB | Output is correct |
| 5 | Correct | 1 ms | 208 KB | Output is correct |
| 6 | Correct | 14 ms | 208 KB | Output is correct |
| 7 | Correct | 15 ms | 208 KB | Output is correct |
| 8 | Correct | 13 ms | 208 KB | Output is correct |
| 9 | Correct | 19 ms | 208 KB | Output is correct |
| 10 | Correct | 24 ms | 308 KB | Output is correct |
| 11 | Correct | 19 ms | 208 KB | Output is correct |
| 12 | Correct | 16 ms | 284 KB | Output is correct |
| 13 | Correct | 19 ms | 208 KB | Output is correct |
| 14 | Correct | 19 ms | 208 KB | Output is correct |
| 15 | Correct | 15 ms | 208 KB | Output is correct |
| 16 | Correct | 16 ms | 304 KB | Output is correct |
| 17 | Correct | 19 ms | 208 KB | Output is correct |
| 18 | Correct | 18 ms | 300 KB | Output is correct |
| 19 | Correct | 15 ms | 208 KB | Output is correct |
| 20 | Correct | 20 ms | 208 KB | Output is correct |
| 21 | Correct | 14 ms | 208 KB | Output is correct |
| 22 | Correct | 14 ms | 208 KB | Output is correct |
| 23 | Correct | 82 ms | 308 KB | Output is correct |
| 24 | Correct | 101 ms | 300 KB | Output is correct |
| 25 | Correct | 48 ms | 336 KB | Output is correct |
| 26 | Correct | 108 ms | 336 KB | Output is correct |
| 27 | Correct | 84 ms | 336 KB | Output is correct |
| 28 | Correct | 96 ms | 336 KB | Output is correct |
| 29 | Correct | 110 ms | 320 KB | Output is correct |
| 30 | Correct | 82 ms | 308 KB | Output is correct |
| 31 | Correct | 94 ms | 336 KB | Output is correct |
| 32 | Correct | 97 ms | 356 KB | Output is correct |
| 33 | Correct | 115 ms | 324 KB | Output is correct |
| 34 | Correct | 100 ms | 312 KB | Output is correct |
| 35 | Correct | 89 ms | 320 KB | Output is correct |
| 36 | Correct | 106 ms | 324 KB | Output is correct |
| 37 | Correct | 109 ms | 336 KB | Output is correct |
| 38 | Correct | 85 ms | 360 KB | Output is correct |
| 39 | Correct | 115 ms | 332 KB | Output is correct |
| 40 | Correct | 91 ms | 324 KB | Output is correct |
| 41 | Correct | 98 ms | 308 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 208 KB | Output is correct |
| 2 | Correct | 0 ms | 208 KB | Output is correct |
| 3 | Correct | 0 ms | 208 KB | Output is correct |
| 4 | Correct | 1 ms | 208 KB | Output is correct |
| 5 | Partially correct | 0 ms | 208 KB | Output is partially correct |
| 6 | Partially correct | 1 ms | 208 KB | Output is partially correct |
| 7 | Partially correct | 197 ms | 480 KB | Output is partially correct |
| 8 | Partially correct | 194 ms | 372 KB | Output is partially correct |
| 9 | Partially correct | 164 ms | 388 KB | Output is partially correct |
| 10 | Partially correct | 153 ms | 372 KB | Output is partially correct |
| 11 | Partially correct | 238 ms | 328 KB | Output is partially correct |
| 12 | Partially correct | 148 ms | 500 KB | Output is partially correct |
| 13 | Partially correct | 144 ms | 320 KB | Output is partially correct |
| 14 | Partially correct | 246 ms | 372 KB | Output is partially correct |
| 15 | Partially correct | 197 ms | 496 KB | Output is partially correct |
| 16 | Partially correct | 146 ms | 492 KB | Output is partially correct |
| 17 | Partially correct | 243 ms | 372 KB | Output is partially correct |
| 18 | Partially correct | 195 ms | 368 KB | Output is partially correct |
| 19 | Partially correct | 166 ms | 492 KB | Output is partially correct |
| 20 | Partially correct | 176 ms | 380 KB | Output is partially correct |
| 21 | Partially correct | 186 ms | 592 KB | Output is partially correct |
| 22 | Partially correct | 223 ms | 368 KB | Output is partially correct |
| 23 | Partially correct | 118 ms | 368 KB | Output is partially correct |
| 24 | Partially correct | 169 ms | 484 KB | Output is partially correct |
| 25 | Partially correct | 132 ms | 440 KB | Output is partially correct |
| 26 | Partially correct | 148 ms | 376 KB | Output is partially correct |
| 27 | Partially correct | 221 ms | 444 KB | Output is partially correct |
| 28 | Partially correct | 192 ms | 368 KB | Output is partially correct |
| 29 | Partially correct | 164 ms | 504 KB | Output is partially correct |
| 30 | Partially correct | 201 ms | 376 KB | Output is partially correct |
| 31 | Partially correct | 204 ms | 488 KB | Output is partially correct |
| 32 | Partially correct | 169 ms | 504 KB | Output is partially correct |
| 33 | Partially correct | 237 ms | 372 KB | Output is partially correct |
| 34 | Partially correct | 212 ms | 424 KB | Output is partially correct |
| 35 | Partially correct | 224 ms | 372 KB | Output is partially correct |
| 36 | Partially correct | 180 ms | 372 KB | Output is partially correct |
| 37 | Partially correct | 190 ms | 420 KB | Output is partially correct |
| 38 | Partially correct | 164 ms | 420 KB | Output is partially correct |
| 39 | Partially correct | 215 ms | 376 KB | Output is partially correct |
| 40 | Partially correct | 152 ms | 444 KB | Output is partially correct |
| 41 | Partially correct | 212 ms | 500 KB | Output is partially correct |
| 42 | Partially correct | 214 ms | 372 KB | Output is partially correct |
| 43 | Partially correct | 31 ms | 208 KB | Output is partially correct |
| 44 | Partially correct | 250 ms | 432 KB | Output is partially correct |
| 45 | Partially correct | 169 ms | 568 KB | Output is partially correct |
| 46 | Partially correct | 215 ms | 400 KB | Output is partially correct |
| 47 | Partially correct | 154 ms | 448 KB | Output is partially correct |
| 48 | Partially correct | 189 ms | 480 KB | Output is partially correct |