Check out example codes for "program to concatenate two strings in c". It will help you in understanding the concepts better.
Code Example 1
// this program is to contenate strings without using string function #include <stdio.h> #include <string.h> void concatenate(char *str1, char *str2) { int i = strlen(str1), j = 0; while (str2[j] != '\0') { str1[i] = str2[j]; i++; j++; } str1[i] = '\0'; // declaring the end of the string } int main() { char string1[20], string2[20]; gets(string1); gets(string2); concatenate(string1, string2); printf("String 1 : "); puts(string1); return 0; }
Code Example 2
#include <stdio.h> #include <string.h> int main() { char a[1000], b[1000]; printf("Enter the first string\n"); gets(a); printf("Enter the second string\n"); gets(b); strcat(a, b); printf("String obtained on concatenation: %s\n", a); return 0; }
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