alg10.c

来自「C++ Primer(第三版)的随书源代码」· C语言 代码 · 共 40 行

#include <algorithm>
#include <list>
#include <string>
	
int main() 
{
	int array[ 17 ] = { 7,3,3,7,6,5,8,7,2,1,3,8,7,3,8,4,3 };
	
	int elem = array[ 9 ];
	int *found_it;
		
	found_it = find( &array[0], &array[17], elem );


	// generates: find the first occurrence of 1 found!

	cout << "find the first occurrence of "
	     << elem << "\t"
	     << ( found_it ? "found!\n" : "not found!\n" );

        string beethoven[] = { 
 	"Sonata31", "Sonata32", "Quartet14", "Quartet15", 
	"Archduke", "Symphony7" };

	string s_elem( beethoven[ 1 ] );

        list< string, allocator > slist( beethoven, beethoven+6 );
	list< string, allocator >::iterator iter;

	iter = find( slist.begin(), slist.end(), s_elem );

	// generates: find the first occurrence of Sonata32  found!

	cout << "find the first occurrence of "
	     << s_elem << "\t"
	     << ( found_it ? "found!\n" : "not found!\n" );

	return 0;
}