| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1207232 | wazj2024 | Memory (IOI10_memory) | C++20 | 0 ms | 0 KiB |
#include <stdio.h>
#include <stdlib.h>
#include <iostream>
using namespace std;
static char card[51];
static int up[2], is_up[51], candy[25], candies, moves;
char faceup(int C){
int c0, c1;
if (C < 1 || C > 50 || is_up[C]) {
exit(92);
}
is_up[C] = 1;
up[moves%2] = C;
moves++;
if (moves%2 == 0) {
c0 = card[ up[0] ] - 'A';
c1 = card[ up[1] ] - 'A';
if (c0==c1 && !candy[c0]) {
candy[c0] = 1;
++candies;
}
is_up[ up[0] ] = is_up[ up[1] ] = 0;
}
return card[C];
}
void play() {
faceup(1); faceup(2);//1
faceup(3); faceup(4);//2
faceup(5); faceup(6);//3
faceup(8); faceup(9);//4
faceup(10); faceup(11);//5
faceup(12); faceup(13);//6
faceup(14); faceup(16);//7
faceup(17); faceup(18);//8
faceup(19); faceup(20);//9
faceup(21); faceup(22);//10
faceup(23); faceup(24);//11
faceup(25); faceup(26);//12
faceup(27); faceup(28);//13
faceup(29); faceup(30);//14
faceup(15); faceup(31);//15
faceup(32); faceup(33);//16
faceup(34); faceup(35);//17
faceup(36); faceup(37);//18
faceup(38); faceup(39);//19
faceup(40); faceup(41);//20
faceup(42); faceup(43);//21
faceup(44); faceup(45);//22
faceup(46); faceup(47);//23
faceup(48); faceup(49);//24
faceup(7); faceup(50);//25
}
void playgame(){
int i;
for (i=1;i<=50;i++) {
card[i] = getchar();
}
moves = candies = 0;
play();
if (candies != 25) {
exit(91);
}
}
int main(){
playgame();
printf("OK %d\n",moves);
return 0;
}