C Exercises: Print a string in reverse order
C For Loop: Exercise-57 with Solution
Write a program in C to print a string in reverse order.
Pictorial Presentation:
Sample Solution:
C Code:
#include <stdio.h>
#include <string.h>
void main()
{
char str1[100], tmp;
int l, lind, rind,i;
printf("\n\nPrint a string in reverse order:\n ");
printf("-------------------------------------\n");
printf("Input a string to reverse : ");
scanf("%s", str1);
l = strlen(str1);
lind = 0;
rind = l-1;
for(i=lind;i<rind;i++)
{
tmp = str1[i];
str1[i] = str1[rind];
str1[rind] = tmp;
rind--;
}
printf("Reversed string is: %s\n\n", str1);
}
Sample Output:
Print a string in reverse order: ------------------------------------- Input a string to reverse : Welcome Reversed string is: emocleW
Flowchart:
C Programming Code Editor:
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Previous: Write a program in C to Check Whether a Number can be Express as Sum of Two Prime Numbers.
Next: Write a C program to find the length of a string without using the library function.
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C Programming: Tips of the Day
Static variable inside of a function in C
The scope of variable is where the variable name can be seen. Here, x is visible only inside function foo().
The lifetime of a variable is the period over which it exists. If x were defined without the keyword static, the lifetime would be from the entry into foo() to the return from foo(); so it would be re-initialized to 5 on every call.
The keyword static acts to extend the lifetime of a variable to the lifetime of the programme; e.g. initialization occurs once and once only and then the variable retains its value - whatever it has come to be - over all future calls to foo().
Ref : https://bit.ly/3fOq7XP
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