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C program for swapping of two strings
Posted: May 19, 2017 5:21 PM
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Original Post: C program for swapping of two strings
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C program for swapping of two strings. C program to swap two strings without using library functions. Now we will swap two strings without using library functions and by using arrays in java. Now we will write a C program on how to swap two strings.
Program #1 Write a C program to swap two strings #include <stdio.h> #include <stdlib.h> int main(int argc, char *argv[]) { int i=0,j=0,k=0; char str1[20],str2[20],temp[20]; puts("Enter first string"); gets(str1); puts("Enter second string"); gets(str2); printf("Before swapping the strings \n"); puts(str1); puts(str2); while(str1[i]!='\0'){ temp[j++]=str1[i++]; } temp[j]='\0'; i=0,j=0; while(str2[i]!='\0'){ str1[j++]=str2[i++]; } str1[j]='\0'; i=0,j=0; while(temp[i]!='\0'){ str2[j++]=temp[i++]; } str2[j]='\0'; printf("After swapping the strings are\n"); puts(str1); puts(str2); getch(); } Output:
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