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[c]代码库

#include <stdio.h>
#include <alloc.h>

int main ( void )
{
	char *str = NULL;

	/* allocate memory for string */
	str = calloc ( 10, sizeof ( char ) );

	/* copy "Hello" into string */
	strcpy ( str, "Hello" );

	/* display string */
	printf ( "String is %s\n", str );

	/* free memory */
	free ( str );

	return 0;
}