WAP to Implement Mono-alphabetic Algorithm

            #include<stdio.h>

#include<conio.h>

void main()

{

int i,j,len;

char      c[50],p[50],k[26]={'m','e','h','p','x','a','w','q','y','d','i','s','z','b','o','g','c','u','f','j','v','t','k','n','l','r'},l[26]={'M','E','H','P','X','A','W','Q','Y','D','I','S','Z','B','O','G','C','U','F','J','V','T','K','N','L','R'};

clrscr();

printf("Enter the plain text:");

gets(p);

len=strlen(p);

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

{

if(p[i]<123 && p[i]>96)

{

j=p[i];

c[i]=k[j-97];

}

if(p[i]<91 && p[i]>64)

{

j=p[i];

c[i]=l[j-65];

}

}

c[i]=NULL;

printf("The cipher text is:\n %s",c);

getch();

}