Allocate memory block: how to use malloc : Memory Allocation « Memory « C / ANSI-C

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C / ANSI-C » Memory » Memory Allocation Screenshots  Allocate memory block: how to use malloc #include <stdio.h> #include <stdlib.h> int main () {   int i, n;   char *str;   printf ("String Length? ");   scanf ("%d", &i);   str = (char*) malloc (i+1);   if (str == NULL)        exit (1);   for ( n = 0; n < i; n++)       str[n] = rand() % 26 + 'a';      str[i] = '\0';   printf ("Random string: %s\n", str);   free (str);   return 0; }                     Related examples in the same category 1. Find out the address after malloc 2. Allocate memory 3. Store string in allocated memory 4. Allocate memory and reallocate 5. Allocate space for a string dynamically, request user input, and then print the string backwards 6. Allocate array in memory: how to use calloc 7. Use malloc to allocate memory 8. Get the current system free memory 9. Reallocate memory block: how to use realloc