oj.uz

Submission #148914

# Submission time Handle Problem Language Result Execution time Memory
148914 2019-09-01T05:22:17 Z Powered By Zigui(#3580, aaaa, evenharder, best_sheild97) HicCup (FXCUP4_hiccup) C++17
100 / 100
 208 ms 12180 KB 
#include "hiccup.h"
#include <string.h>
int t[1000003];
int cur[1000003];
int len;
int doable(std::string S, int x)
{
    int n = S.length();
    int cur_len = 0;
    memset(t, 0, sizeof(t));
    memset(cur, 0, sizeof(cur));
    len = 0;
    int erasing = 0;
    for(int i=0;i<n;i++)
    {
        t[len] = S[i];
        cur[len] = (S[i] == '!' ? (len ? cur[len-1]+1 : 1) : 0);
        len++;
        if(erasing && len >= 2 && t[len-2] == 'H' && t[len-1] == '!') len--;
        else if(cur[len-1] >= x && len >= x+2 && t[len-x-2] == 'H' && t[len-x-1] == 'C')
        {
            len -= x+2;
            erasing = 1;
        }
        else erasing = 0;
    }
    for(int i=0;i<len;i++)
    {   
        if(t[i] != '!') return 0;
    }
    return 1;
}
int HicCup(std::string S) {
    if(S.length() && S[0] == '!') return -1;
	int l = 0;
	int r = S.length()+1;
	if(!doable(S, 0))
	{
	    return -1;
	}
	while(l<r)
	{
	    int m = (l+r)/2;
	    if(doable(S, m)) l = m+1;
	    else r = m;
	}
	return l-1;
}

Compilation message

hiccup.cpp: In function 'int doable(std::__cxx11::string, int)':
hiccup.cpp:9:9: warning: unused variable 'cur_len' [-Wunused-variable]
     int cur_len = 0;
         ^~~~~~~

Subtask #1
24.0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 8192 KB Output is correct
2 Correct 9 ms 8192 KB Output is correct
3 Correct 10 ms 8192 KB Output is correct
4 Correct 25 ms 8320 KB Output is correct
5 Correct 130 ms 12160 KB Output is correct
6 Correct 27 ms 12160 KB Output is correct
7 Correct 27 ms 12160 KB Output is correct
8 Correct 131 ms 11948 KB Output is correct
9 Correct 134 ms 12160 KB Output is correct
10 Correct 26 ms 12160 KB Output is correct
11 Correct 10 ms 8192 KB Output is correct

Subtask #2
76.0 / 76.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 8192 KB Output is correct
2 Correct 9 ms 8192 KB Output is correct
3 Correct 10 ms 8192 KB Output is correct
4 Correct 25 ms 8320 KB Output is correct
5 Correct 130 ms 12160 KB Output is correct
6 Correct 27 ms 12160 KB Output is correct
7 Correct 27 ms 12160 KB Output is correct
8 Correct 131 ms 11948 KB Output is correct
9 Correct 134 ms 12160 KB Output is correct
10 Correct 26 ms 12160 KB Output is correct
11 Correct 28 ms 12160 KB Output is correct
12 Correct 23 ms 12160 KB Output is correct
13 Correct 23 ms 12160 KB Output is correct
14 Correct 9 ms 8192 KB Output is correct
15 Correct 24 ms 12160 KB Output is correct
16 Correct 6 ms 384 KB Output is correct
17 Correct 10 ms 8192 KB Output is correct
18 Correct 11 ms 8448 KB Output is correct
19 Correct 135 ms 12076 KB Output is correct
20 Correct 136 ms 11948 KB Output is correct
21 Correct 135 ms 12160 KB Output is correct
22 Correct 124 ms 11952 KB Output is correct
23 Correct 129 ms 12160 KB Output is correct
24 Correct 134 ms 12160 KB Output is correct
25 Correct 208 ms 12160 KB Output is correct
26 Correct 159 ms 12180 KB Output is correct
27 Correct 131 ms 12160 KB Output is correct
28 Correct 124 ms 12032 KB Output is correct
29 Correct 132 ms 12068 KB Output is correct
30 Correct 12 ms 8064 KB Output is correct
31 Correct 17 ms 7936 KB Output is correct
32 Correct 34 ms 8448 KB Output is correct
33 Correct 10 ms 8192 KB Output is correct