j3j3m0nC0D3FiNaL

#include <stdio.h>
#define MAX 18


int charcount(char aInput[]){//returns the number of characters in the input

    int i = 0;

    while(i < MAX){

        if(aInput[i] == 0)
            return i;


      i++;

    }
}

void j3j3m0n(char aInput[], int nLetter){//this function translates normal words into j3j3m0n w0rDes

    int i = 0;

    while(i < nLetter){
        {

        if (aInput[i] == 'o' || aInput[i] == 'O')//changes 'o' or 'O' to '0'(zero)
            aInput[i] = '0';

        if (aInput[i] == 'e' || aInput[i] == 'E')//changes 'e' or 'E' to '3'
            aInput[i] = '3';

        }
        i++;
    }

    if (aInput[i - 1] == '0'){//if the last character is '0'(zero), adds 'w' and 'z' at the end
        aInput[i] = 'w';
        aInput[i + 1] = 'z';
        nLetter += 2;
    }

    i = nLetter;
    if (aInput[0] == 's'){//if the first and/or letter is 's', replaces 's' with 'e' and 's'
        while (i > 0){
            aInput[i] = aInput[i - 1];
            i++;
        }
        aInput[0] = 'e';
    }

    i = 0;
    while (i < nLetter){//makes the output alternate from lower case to upper case via ASCII, respectively

        if((i % 2) == 1 && aInput[i] >= 97 && aInput[i] <= 122)
            aInput[i] -= 32;

        else if ((i % 2) == 0 && aInput[i] >= 65 && aInput[i] <= 90)
            aInput[i] += 32;

    i++;
    }
}


int main(){

    char aInput[MAX];
    int nLetter;

    printf("Enter a word: ");//asks user for input
    scanf("%15s", aInput);

    nLetter = charcount(aInput);//counts how many letters are in the word (15 character limit)

    j3j3m0n(aInput, nLetter);//calls the function to translate the word to j3j3m0n

    printf("j3j3m0n r3sUlT: %s", aInput);//displays j3j3m0n translation

    return 0;
}