2810.txt

北大ACM题目例程 详细的解答过程 程序实现 算法分析

Problem Id:2810  User Id:fzk 
Memory:136K  Time:0MS
Language:G++  Result:Accepted

Source 

#include <stdio.h>
#include <memory.h>
#include <vector>
#include <string>
using namespace std;

vector<string> v;
int main( ) {
	double a, b;
	int i, j;
	char w[1000], unit[1000];
	
	while( 1 ) {
		scanf( "%lf %s %lf %1s", &a, unit, &b, w );
		
		gets( w+1 );

		if( a < 0 )
			break;
		
		if( a >= b*0.01 ) {
			for( i=0; w[i]; i++ )
				printf( "%c", w[i] );
			printf( " %.1lf %s %.0lf%%\n", a, unit, a/b*100 );
		}
		else
			v.push_back( string(w) );
	}

	printf( "Provides no significant amount of:\n" );
	for( i=0; i<v.size( ); i++ ) {
		for( j=0; j<v[i].size(); j++ )
			printf( "%c", v[i][j] );
		printf( "\n" );
	}

	return 0;
}