B1027 打印沙漏 (20分)

本文展示了一个使用C++实现的图形打印算法,通过输入数值和字符,可以在控制台输出特定形状的图形。该算法首先计算图形的最大长度,然后分别打印图形的上半部分和下半部分,最后输出剩余的空白行数。

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#include <string>
#include <stdio.h>
#include <iostream>
using namespace std;
int main(){
	int n;
	char c;
	cin >> n >> c;
	int l;
	for(int i=0;i<=n+1;i++){
		if((i*i*2-1)>n){
			l=i-1;
			break;
		} 
	}
	for (int i=l;i>0;i--){
		for(int j=i;j<l;j++){
			printf(" ");
		}
		for(int j=0;j<2*i-1;j++){
			printf("%c",c) ;
		}
		printf("\n");
	}
	for (int i=1;i<l;i++){
		for(int j=l-i;j>1;j--){
			printf(" ");
		}
		for(int j=2*i+1;j>=1;j--){
			printf("%c",c);
		}
		printf("\n");
	}
	cout << n-(l*l*2-1);
	return 0;	
}
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最新发布
05-22
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