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题解 | #单词识别#Python两行

from collections import Counter for s, count in sorted(Counter(input().strip('.').lower().split()).items()): print(s + ':' + str(count))

2024-10-04

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1到10的5次方里就4个完数，直接打表输出就行。

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int[] ...

2024-10-04

1 149

题解 | #分组统计#这题的输出是真麻烦

import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int m = sc.n...

2024-10-04

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题解 | #编排字符串#用双端队列就行

from collections import deque dq = deque() for _ in range(int(input())): dq.append(input()) if len(dq) > 4: dq.popleft() for i in range...

2024-10-04

1 103

题解 | #日期累加#

//C++版代码 #include <iostream> #include <iomanip> using namespace std; int main() { int m; cin >> m; int days[] = {0, 31, ...

2024-10-04

1 107

题解 | #直角三角形#

#include <iostream> #include <cmath> #include <algorithm> #include <numeric> #include <iomanip> using namespace std; flo...

2024-10-04

1 106

题解 | #点的距离#

#include <iostream> #include <cmath> #include <iomanip> using namespace std; class CPoint { private: int x, y; public: CPoin...

2024-10-04

1 119

题解 | #弹地小球#除去起始高度，其余为等比数列求和。

for _ in range(int(input())): H, n = map(int, input().split()) print('%.2f' % (H * 2 * (1 - 0.5 ** (n - 1)) + H))

Python3

2024-10-04

1 141

题解 | #三角形相加#

class CTriangle: def __init__(self, x, y): self.x = x self.y = y def __add__(self, other): return CTriangle(self.x + o...

2024-10-04

1 108

题解 | #整型存储#

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); Revers...

2024-10-04

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