sprintf() in C
int sprintf(char *str, const char *string,...);
If successful, it returns the total number of characters written excluding null-character appended in the string, in case of failure a negative number is returned .
sprintf stands for “String print”. Instead of printing on console, it store output on char buffer which are specified in sprintf.
Sum of 10 and 20 is 30
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Time Complexity: O(n), where n is the number of elements being stored in buffer.
Auxiliary Space: O(n), where n is the number of elements being stored in buffer.