Question

1. Write a program that takes a string input from the user and then outputs the first character, then the first two, then the first three, etc until it prints the entire word. After going up to the full word, go back down to a single letter. LastNameUpDown.

Input: Kean

Output:

K

Ke

Kea

Kean

Kea

Ke

K

Answer 1

input code:

output:

code:

#include <stdio.h>
#include<string.h>
int main()
{
/*declare the variables*/
int i=0;
char str[100];
/*take input*/
printf("Input:");
scanf("%s",str);
/*print ouptut*/
for(i=0;i<2*strlen(str);i++)
{
/*declare the variables*/
int j,k=0;
if(i<strlen(str))
{
for(j=0;j<=i;j++)
{
/*print characters*/
printf("%c",str[j]);
}
}
else
{
for(j=2*strlen(str)-1;j>i;j--)
{
/*print characters*/
printf("%c",str[k]);
k++;
}
}
/*break line*/
printf("\n");
}
return 0;
}