Submission #260830

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
260830	2020-08-11 04:55:48	sahil_k	JJOOII 2 (JOI20_ho_t2)	C++14	100 / 100	30 ms	2560 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

ho_t2

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#include <iostream>
#include <deque>
using namespace std;
#define MAXN 200005
int n, k;
char s[MAXN];
int last[MAXN];
int temp[MAXN];
deque<int> dq;
int prv;
int main () {
  cin >> n >> k;
  for (int i=0; i<n; i++) {
    cin >> s[i];
    if (s[i] == 'I') last[i] = i;
  }
  for (int i=n-1; i>=0; i--) {
    if (s[i] != 'I') continue;
    dq.push_front(i);
    if (dq.size() > k) dq.pop_back();
    if (dq.size() == k) {
      temp[i] = last[dq.back()];
    } else {
      temp[i] = 1e8;
    }
  }
  for (int i=0; i<n; i++) last[i] = temp[i];
  prv = -1;
  for (int i=n-1; i>=0; i--) {
    if (s[i] == 'I') {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

ho_t2.cpp: In function 'int main()':
ho_t2.cpp:20:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() > k) dq.pop_back();
       ~~~~~~~~~~^~~
ho_t2.cpp:21:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() == k) {
       ~~~~~~~~~~^~~~
ho_t2.cpp:47:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() > k) dq.pop_back();
       ~~~~~~~~~~^~~
ho_t2.cpp:48:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() == k) {
       ~~~~~~~~~~^~~~
ho_t2.cpp:74:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() > k) dq.pop_back();
       ~~~~~~~~~~^~~
ho_t2.cpp:75:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (dq.size() == k) {
       ~~~~~~~~~~^~~~

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