C program replace vowel in string

This C program accepts a string of min 15 characters. Replace all the vowels in the string with the character ‘*’. Do not use any standard library function. This is a part of Mumbai University MCA Colleges C Program MCA Sem 1

#include<stdio.h>

#include<conio.h>

void main()

{

char st1[50];

int i;

clrscr();

printf("Enter any string");

scanf("%s",st1);

while(s1[i]!=’\0’)

{

len++l

i++;

}

if(len<=15)

printf(“Plz, Enter more than 15 characters”);

else

{

for(i=0;i<15;i++)

{

if(st1[i]=='a' || st1[i]=='e' || st1[i]=='i' || st1[i]=='o' || st1[i]=='u' || st1[i]==’A’ || st1[i]==’E’ || st1[i]==’I’ || st1[i]==’O’ || st1[i]==’U’)

{

st1[i]='*';

}

}

}

printf("\n After replacing vowels by * string will be %s",st1);

getch();

}

Hope this Program is useful to you in some sense or other. Keep on following this blog for more Mumbai University MCA College Programs. Happy Programming and Studying.