【每日一题0622】打印正方形图案

兴趣爱好交流 每日一题
1

题目：给你一个整数，返回一个和整数一样长和一样宽的形状。整数是介于1和50之间。
难度：简单
来源：codewars.com

示例：当n=3，打印的图形是：

 +++
 +++
 +++

def generate_shape(n):
    pass

assert generate_shape(3) == '+++\n+++\n+++'
assert generate_shape(8) == '++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++'
2 
def generate_shape(n):
	for i in range(n):
		for j in range(n-1):
			print("*",end='')
		print("*")
generate_shape(5)
3 
	int i=4;
	for(int j=0;j<i;j++) {
		for(int f=0;f<i;f++) {
			System.out.print("*");
		}
		System.out.println("");
	}
4

def generate_shape(n):

if 1 < n < 50:
    return '\n'.join(['+' * n] * n)

assert generate_shape(3) == ‘+++\n+++\n+++’
assert generate_shape(8) == ‘++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++’

5 
def func123(n):
    str = ''
    if 1<n<50:
        for i in range(n):
            for i in range(n):
                str +='+'
            str += "\n"
    else:
        return '请输入1~50之间的数字'
    return str
print(func123(49))
6 

import org.junit.jupiter.api.Test;

public class GenerateShape {
    public void generateShape(int num){
        if (num>0 && num<50){
            for (int i=0; i<num; i++){
                for (int n=0;n<num; n++){
                    System.out.print("*");
                }
                System.out.println("");
            }
        }else {
            System.out.println("Please enter an integer between 1 and 50");
        }

    }


    @Test
    void runTests(){
        generateShape(49);
    }
}
7 
def generate_shape(n):
    for i in range(n):
        print('+'*n)
8 
#coding=utf-8

def fun_a(num):
    for i in range(num):
        print("+"*num)
        # print("\n")


if __name__ == '__main__':
    a=int(input("请输入整数，范围为1-50"))
    fun_a(a)

输入或粘贴代码
9 
def squre(a):
    for i in range(a+1):
        print(a * "+ ")

if __name__ == '__main__':
    a = int(input("请输入整数介于1和50之间。\n"))
    squre(a)
10

‘’’
题目：给你一个整数，返回一个和整数一样长和一样宽的形状。整数是介于1和50之间。
‘’’
def zhengFX():
a = 0
try:
a = int(input(‘请输入0-50的整数：’))
except :
print(‘请输入正整数’)
else:
if a <= 0:
print(‘请输入大于0的数’)
elif a > 50:
print(‘请输入小于等于50的数’)
else:
for i in range(0, a):
print(a*"+")
zhengFX()

11

题解

def generate_shape(n):
    return "\n".join(["+"*n]*n)

:partying_face: :partying_face: :partying_face: :partying_face: :partying_face: :partying_face:

12

image
考虑到性能方面没有使用两个for循环

13 
def generate_shape(n):
    s=''
    for i in range(n):
        if i<n-1:
            s=s+'+'*n+'\n'
        if i ==n-1:
            s=s+'+'*n
    return  s
assert generate_shape(3)=='+++\n+++\n+++'
14 
def generate_shape(n):
    return "\n".join(n*"+" for i in range(n))


assert generate_shape(3) == '+++\n+++\n+++'
assert generate_shape(8) == '++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++'
15 
def generate_shape(n):
    list_n=[]
    for i in range(n):
        list_n.append('+'*n)
    return '\n'.join(list_n)

assert generate_shape(3) == '+++\n+++\n+++'
assert generate_shape(8) == '++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++\n++++++++'
16 
    public void generateShape(int nums) {
        for (int i = 1; i <= nums; i++) {
            StringBuffer sb=new StringBuffer();
            for (int j = 1; j <= nums; j++) {
                sb.append("+");
            }
            System.out.println(sb);
        }
    }