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题解 | #KiKi判断上三角矩阵#

题目的问题是只要对角线下的数字是0就可以了 num = int(input()) lis = [] for i in range(num): lis += list(map(int, input().split()[0:i:])) # 获取所有对角线以下的数字 for j in lis: ...

Python3

2022-04-25

0 232

题解 | #矩阵计算#

a, b = map(int, input().split()) lis = [] for i in range(a): lis += [int(j) for j in input().split() if int(j) > 0] print(sum(lis))

Python3

2022-04-24

0 256

题解 | #最高身高#

a, b = map(int, input().split()) lis1, lis2 = [], [] for i in range(a): lis = list(map(int, input().split())) lis1.append(lis) lis2 += lis...

Python3

2022-04-24

0 258

题解 | #班级成绩输入输出#

while True: try: num = list(map(float, input().split())) for i in num: print(f"{i:.1f}", end=" ") print(f"{sum...

Python3

2022-04-23

1 247

题解 | #序列中删除指定数字#

n, m, mm = input(), input().split(), input() a = [i for i in m if i != mm] for i in a: print(i, end=" ")

Python3

2022-04-23

0 278

题解 | #[NOIP2013]记数问题#

a, b = map(int, input().split()) c = [] for i in range(1, a + 1): c += list(str(i)) print(c.count(str(b)))

Python3

2022-04-22

0 184

题解 | #空心三角形图案#

while True: try: num = int(input()) a = 1 for i in range(num): if i == 0: print("*") ...

Python3

2022-04-22

0 264

题解 | #空心正方形图案#

while True: try: num = int(input()) for i in range(num): if i == 0 or i == num - 1: print("* " * num) ...

Python3

2022-04-22

0 219

题解 | #箭形图案#

while True: try: num = int(input()) a, b = num * 2, num for i in range(1, num * 2 + 2): # 应输出num*2+1行 if i &l...

Python3

2022-04-21

1 202

题解 | #乘法表#

这格式真累人，闲置两天又捡回来做 for i in range(1, 10): for j in range(1, i+1): print(j, "*", i, "=", str(j * i).rjust(2, " "), sep="", end= " ") prin...

Python3

2022-04-21

0 238