Caractere Fisa 1

#include <iostream>
#include <string.h>

using namespace std;

void kOri(char s[101])
{
    cout<<"Ex 1"<<endl;
    int k,i;
    cin>>s;
    cin>>k;
    for(i=1;i<=k;i++)
        cout<<s[k-1];
}
void micMare(char s[101])
{
    cout<<"Ex 2"<<endl;
    cin>>s;
    for(int i=0;i<strlen(s);i++)
        if(s[i]>='a' && s[i]<='z')
            s[i]=s[i]-32;
    cout<<s;
}
void ulCon(char s[101])
{
    cout<<"Ex 3"<<endl;
    int i;
    char k;
    cin.get(s,100);
    for(i=0;i<strlen(s);i++)
            if(strchr("aeiou",s[i])==NULL)
                k=s[i];
    cout<<k;
}
void alaturat(char s[101])
{
    cout<<"Ex 4"<<endl;
    int i;
    cin>>s;
    for(i=0;i<strlen(s);i++)
        if(s[i]!='*'&&s[i]==s[i+1])
            cout<<s[i]<<s[i+1]<<endl;
}
int main()
{
    char s[101];
    //kOri(s);
    //micMare(s);
    //ulCon(s);
    alaturat(s);
    return 0;
}