Submission #1075243

#	Time	Username	Problem	Language	Result	Execution time	Memory
1075243		raduv	Treasure (info1cup19_treasure)	C++17	100 / 100	2 ms	604 KiB

treasure

#include <bits/stdc++.h>
#define DEBUG 1
using namespace std;
const int MAXN = 200'000;
int stiva[MAXN + 1][2];
int ns;
int main() {
  char ch;
  int n, k, i;
  scanf("%d%d ", &n, &k);
  for( i = 0; i < n; i++ ){
    ch = fgetc(stdin);
    ch -= 'a';
    if(ns > 0 && stiva[ns][0] == ch){
      stiva[ns][1]++;
      if(stiva[ns][1] == k){
        stiva[ns][1] = 0;
        stiva[ns][0] = 0;
        ns--;
      }
    }
    else{
      ns++;
      stiva[ns][0] = ch;
      stiva[ns][1] = 1;
    } 
  }
  for( i = 1; i <= ns; i++ ){
    while(stiva[i][1] > 0){
      fputc(stiva[i][0] + 'a', stdout);
      stiva[i][1]--;
    }
  }
  fputc('\n', stdout);

  return 0;
}

Compilation message (stderr)

treasure.cpp: In function 'int main()':
treasure.cpp:10:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |   scanf("%d%d ", &n, &k);
      |   ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 35 / 35
• Subtask 2: 65 / 65