牛客575029355号

分类

题解(45)

/ 注册

全部文章（共47篇）

题解 | #决策树的生成与训练-信息熵的计算#

import pandas as pd from math import log def calcInfoEnt(): datas = pd.read_csv('dataSet.csv',header=None) labels = datas.iloc[:,-1].value_co...

2023-10-06

0 223

题解 | #鸢尾花分类_2#

from sklearn.datasets import load_iris from sklearn.model_selection import train_test_split from sklearn.linear_model import LogisticRegression from ...

2023-10-06

0 263

题解 | #KiKi判断上三角矩阵#

#include<stdio.h> int main() { int n = 0; scanf("%d",&n); &n...

C

2022-05-19

0 250

题解 | #KiKi求质数个数#

#include<stdio.h> int main() { int i = 0; int count = 0; &nbs...

C

2022-05-18

3 344

题解 | #小乐乐计算函数#

#include<stdio.h> int max3(int a,int b,int c) { return a>b? a>c?a:c : b>...

C

2022-05-18

3 495

题解 | #小乐乐与欧几里得#

#include<stdio.h> int main() { long n = 0; long m = 0; ...

C

2022-05-11

1 383

题解 | #小乐乐排电梯#

#include<stdio.h> int main() { int n = 0; scanf("%d",&n); &n...

C

2022-05-11

0 377

题解 | #井字棋#

暴力枚举 #include<stdio.h> int main() { char arr[3][3] = {0}; char result&n...

C

2022-05-11

1 456

题解 | #杨辉三角#

#include<stdio.h> int main() { int n = 0; scanf("%d",&n); &n...

C

2022-05-10

0 324

题解 | #矩阵交换#

#include<stdio.h> int main() { int n = 0; int m = 0;&nb...

C

2022-05-09

1 337