Breaking News: Grepper is joining You.com. Read the official announcement!

Z-function

German answered on October 21, 2021 Popularity 3/10 Helpfulness 1/10

answer Z-function

related z function

Z-function

Comment

vector<int> z_function (string s) {
	int n = (int) s.length();
	vector<int> z (n);
	for (int i=1, l=0, r=0; i<n; ++i) {
		if (i <= r)
			z[i] = min (r-i+1, z[i-l]);
		while (i+z[i] < n && s[z[i]] == s[i+z[i]])
			++z[i];
		if (i+z[i]-1 > r)
			l = i,  r = i+z[i]-1;
	}
	return z;
}

Popularity 3/10 Helpfulness 1/10 Language cpp

Source: e-maxx.ru

Tags: c++

Link to this answer
Share Copy Link

Contributed on Jun 22 2022

German

0 Answers Avg Quality 2/10

Closely Related Answers

z function

Comment

vector<int> z_function(string s) {
    int n = (int) s.length();
    vector<int> z(n);
    for (int i = 1, l = 0, r = 0; i < n; ++i) {
        if (i <= r)
            z[i] = min (r - i + 1, z[i - l]);
        while (i + z[i] < n && s[z[i]] == s[i + z[i]])
            ++z[i];
        if (i + z[i] - 1 > r)
            l = i, r = i + z[i] - 1;
    }
    return z;
}

Popularity 7/10 Helpfulness 2/10 Language whatever

Source: cp-algorithms.com

Tags: whatever function whateve

Link to this answer
Share Copy Link

Contributed on Oct 21 2021

Smoggy Skunk

0 Answers Avg Quality 2/10

z function

Comment

vector<int> z_function_trivial(string s) {
    int n = (int) s.length();
    vector<int> z(n);
    for (int i = 1; i < n; ++i)
        while (i + z[i] < n && s[z[i]] == s[i + z[i]])
            ++z[i];
    return z;
}

Popularity 7/10 Helpfulness 2/10 Language whatever

Source: cp-algorithms.com

Tags: function whatever whateve

Link to this answer
Share Copy Link

Contributed on Oct 21 2021

Smoggy Skunk

0 Answers Avg Quality 2/10

z function

Comment

vector<int> z_function(string s) {
    int n = (int) s.length();
    vector<int> z(n);
    for (int i = 1; i < n; ++i)
        while (i + z[i] < n && s[z[i]] == s[i + z[i]])
            ++z[i];
    return z;
}

Popularity 6/10 Helpfulness 1/10 Language whatever

Source: cp-algorithms.com

Tags: whatever function

Link to this answer
Share Copy Link

Contributed on Oct 21 2021

Smoggy Skunk

0 Answers Avg Quality 2/10

Z-function

Contents

More Related Answers

Z-function

Closely Related Answers

z function

z function

z function

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.