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print duplicate characters from string in c++

Depressed Dragonfly answered on January 8, 2022 Popularity 9/10 Helpfulness 4/10

answer print duplicate characters from string in c++

related c++ string of repeated characters

print duplicate characters from string in c++

Comment

#include<iostream>
#include<unordered_map>
#include<string>
using namespace std;
void printdub(string st)
{
    unordered_map <char, int> mp;
    for(int i=0; i<st.length(); i++)
    {
        mp[st[i]]++;
    }
    for(auto it : mp)
    {
        if(it.second>1)
        {
            cout<<it.first<<", total_count="<<it.second<<endl;
        }
    }
}

int main()
{
    string st;
    cin>>st;
    printdub(st);
    return 0;
}

/*
geeksofgeeks
s, total_count=2
k, total_count=2
e, total_count=4
g, total_count=2
*/

Popularity 9/10 Helpfulness 4/10 Language cpp

Source: Grepper

Tags: c++ string

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Contributed on Jan 08 2022

Depressed Dragonfly

0 Answers Avg Quality 2/10

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c++ string of repeated characters

Comment

/*
The first argument states how many times
The second argument the CHAR you want to repeat. No strings allowed
*/
std::string(5, '.') + "yourString"

Popularity 8/10 Helpfulness 2/10 Language cpp

Source: stackoverflow.com

Tags: string c++ s

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Contributed on Aug 30 2022

DeliaBlue

0 Answers Avg Quality 2/10

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print duplicate characters from string in c++

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print duplicate characters from string in c++

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c++ string of repeated characters

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