One String No Trouble Hacker Earth Solution in c,Little Jhool and psychic powers Hacker Earth Solution in c

https://www.hackerearth.com/practice/basic-programming/implementation/basics-of-implementation/practice-problems/algorithm/one-string-no-trouble-37037871/submissions/

#include <stdio.h>

#include <string.h>

int main(){

    char str[1000000];

    scanf("%s", str);

    int l=strlen(str),c=1,ans=0;

    for(int i=0;i+1 < l;i++)

    {

        if(str[i] != str[i+1])

            c=c+1;

        else

        {

            if(ans < c)

                ans=c;

            c=1;

        }

    }

    if(ans < c)

        printf("%d", c);

    else    

        printf("%d",ans);

}

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Little Jhool and psychic powers

https://www.hackerearth.com/practice/basic-programming/implementation/basics-of-implementation/practice-problems/algorithm/psychic-powers/submissions/

#include <stdio.h>

#include <string.h>

int main()

{

char str[1000000];

scanf("%s", str);

    int c0=0,c1=0,flag=0;

for(int i=0;str[i] != '\0';i++)

    {

        if(str[i] == '1')

        {

            c1++;

            if(c1 >= 6)

            {

                flag=1;

                break;

            }

            c0=0;

        }

        else

        {

            c0++;

            if(c0 >= 6)

            {

                flag=1;

                break;

            }

            c1=0;

        }

    }

    if(flag == 0)

        printf("Good luck!");

    else

        printf("Sorry, sorry!");

}