Python

'''
循环输出矩形
'''
def funcPrintRect():
    i = 0
    j = 0
    while(i < 4):
        j = 0
        while(j < 5):
            if(j % 5 == 0):
                print("n")
            else:
                print("*", end = " ")
            j +=1
        i += 1


funcPrintRect()
print("n")
'''
输出九九乘法口诀表
'''

def funcPrint99Table():
    i = 1
    while(i <= 9):
        j = 1
        while(j <= i):
            iRet = i*j
            print("%2d *%2d=%2d"%(i, j, iRet), end = " ")
            if(j == i):
                print("n", end = "")
            j += 1
        i += 1


funcPrint99Table()