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Level 1 finished #1
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94a14bb
Create runningLetter
xenoppy 60d13fe
Rename runningLetter to runningLetter.cpp
xenoppy 3c7488f
hello vscode
xenoppy 4dc3ae2
Diophantus_completed
xenoppy 0592d62
Diophantus_completed
xenoppy c3555d5
narcissus_completed
xenoppy 9bb62ad
allPrimes_primerly_completed
xenoppy 7f0ab39
p06_completed___p02_correct
xenoppy e5833d3
maze_completed
xenoppy 4caca54
maze_completed
xenoppy 7e7d3ec
hanoi_completed
xenoppy 56b8ae4
Merge branch 'master' of github.com:Y-saber-icarus-black-lotus/c2021
xenoppy b461115
encrypt_decrvpt_approaching_completed
xenoppy 9c5cb84
Nothing
xenoppy 831b1e0
Maze_based_on_dfs_completed
xenoppy 89a45c5
little_changes
xenoppy 6fb3ce6
temporary_storage
xenoppy e37dfd3
Delete .gitignore
xenoppy b5e2825
添加了gitignore
xenoppy f03ae7f
Merge branch 'master' of github.com:Y-saber-icarus-black-lotus/c2021
xenoppy 3670711
boxpusher_almost_completed
xenoppy 7d470ee
push_box_completed
xenoppy 931d50e
增加了一个地图文件
xenoppy 9462256
增加了说明信息
xenoppy 5978060
p12_warehouse_completed_including_a_examplified_file
xenoppy f52e334
p11_linkedList_completed
xenoppy d03cb10
p07_completed
xenoppy 7eac2a3
规范了格式,level1 已完成
xenoppy 29585be
修改了说明
xenoppy 5fd78a5
skiplist_finished
xenoppy b107e3e
已修改缩进问题
xenoppy a465ec4
已修改
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Original file line number | Diff line number | Diff line change |
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#define WIDTH 60 | ||
#include <iostream> | ||
#include <string> | ||
#include <Windows.h> | ||
#include <stdio.h> | ||
using namespace std; | ||
int main() | ||
{ | ||
system("mode con cols=60 lines=1"); | ||
char c; | ||
string s; | ||
int n = 0, x = 0; | ||
cin >> s; | ||
int len = s.length(); | ||
while (true) | ||
{ | ||
system("mode con cols=60 lines=1"); | ||
for (int i = 0; i < n; i++) | ||
{ | ||
cout << ' '; | ||
} | ||
cout << s; | ||
Sleep(50); | ||
system("cls"); | ||
x = (x + 1) % (2 * (WIDTH - len)); | ||
n = (WIDTH - len - abs(x - WIDTH + len)); | ||
} | ||
return 0; | ||
} |
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@@ -0,0 +1,35 @@ | ||
#define WIDTH 60 | ||
#include <iostream> | ||
#include <string> | ||
#include <Windows.h> | ||
#include <math.h> | ||
#include <stdio.h> | ||
using namespace std; | ||
bool judge(int n) | ||
{ | ||
if (n < 2) | ||
{ | ||
return false; | ||
} | ||
for (int i = 2; i <= sqrt(n); i++) | ||
{ | ||
if (n % i == 0) | ||
return false; | ||
} | ||
return false; | ||
} | ||
int main() | ||
{ | ||
int x; | ||
cin >> x; | ||
if (judge(x)) | ||
{ | ||
cout << "yes"; | ||
} | ||
else | ||
{ | ||
cout << "no" << endl; | ||
} | ||
system("pause"); | ||
return 0; | ||
} |
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@@ -0,0 +1,9 @@ | ||
#include<iostream> | ||
#include<math.h> | ||
#include<stdio.h> | ||
using namespace std; | ||
int main() { | ||
cout <<(5+4)/(1-1.0/6-1.0/12-1.0/7-1.0/2)-4 <<endl; | ||
system("pause"); | ||
return 0; | ||
} |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,22 @@ | ||
#include <iostream> | ||
#include <math.h> | ||
#include <stdio.h> | ||
using namespace std; | ||
bool judge(int n) | ||
{ | ||
if (pow(n / 100, 3) + pow(n / 10 % 10, 3) + pow(n % 10, 3) == n) | ||
{ | ||
return true; | ||
} | ||
return false; | ||
} | ||
int main() | ||
{ | ||
for (int i = 100; i <= 999; i++) | ||
{ | ||
if (judge(i)) | ||
cout << i << endl; | ||
} | ||
system("pause"); | ||
return 0; | ||
} |
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---|---|---|
@@ -0,0 +1,42 @@ | ||
#include <iostream> | ||
#include <math.h> | ||
#include <stdio.h> | ||
#include <Windows.h> | ||
#include <time.h> | ||
using namespace std; | ||
int primes[170], pn = 1; | ||
bool judge(int n) | ||
{ | ||
if (n < 2) | ||
return false; | ||
for (int i = 0; i < pn; i++) | ||
{ | ||
if (n % primes[i] == 0) | ||
return false; | ||
if (primes[i] > sqrt(n)) | ||
return true; | ||
} | ||
return false; | ||
} | ||
int main() | ||
{ | ||
primes[0] = 2; | ||
DWORD start_time = GetTickCount(); | ||
int start_clock = clock(); | ||
cout << 2 << endl; | ||
for (int i = 3; i <= 1000; i = i + 2) | ||
{ | ||
if (judge(i)) | ||
{ | ||
cout << i << endl; | ||
primes[pn] = i; | ||
pn = pn + 1; | ||
} | ||
} | ||
DWORD end_time = GetTickCount(); | ||
int end_clock = clock(); | ||
cout << "time:" << end_time - start_time << endl; | ||
cout << "clock:" << end_clock - start_clock << endl; | ||
system("pause"); | ||
return 0; | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,35 @@ | ||
#include <iostream> | ||
#include <math.h> | ||
#include <stdio.h> | ||
#include <Windows.h> | ||
#include <time.h> | ||
using namespace std; | ||
bool judge(int n) | ||
{ | ||
if (n < 2) | ||
{ | ||
return false; | ||
} | ||
for (int i = 2; i <= sqrt(n); i++) | ||
{ | ||
if (n % i == 0) | ||
{ | ||
return false; | ||
} | ||
} | ||
return true; | ||
} | ||
int main() | ||
{ | ||
for (int i = 4; i <= 100; i = i + 2) | ||
{ | ||
for (int j = 2; j < 100; j++) | ||
if (judge(j) && judge(i - j)) | ||
{ | ||
cout << i << "=" << j << "+" << i - j << endl; | ||
break; | ||
} | ||
} | ||
system("pause"); | ||
return 0; | ||
} |
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@@ -1,3 +1,7 @@ | ||
### 功能要求: | ||
|
||
1. 分别编写“加密”、“解密”函数,输入为任意长度的字符串 | ||
1. 分别编写“加密”、“解密”函数,输入为任意长度的字符串 | ||
|
||
|
||
加密方法:将字符的ascii码化为二进制,并补上一位随机数形成一个八位二进制数,再将其两两分组,再进行跨组排序,组合三组并插上一个随机位 | ||
|
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,79 @@ | ||
#include <iostream> | ||
#include <math.h> | ||
#include <stdio.h> | ||
#include <Windows.h> | ||
#include <string> | ||
#include <time.h> | ||
using namespace std; | ||
int group[1000][4]; | ||
int input[1000][3]; | ||
void decrypt() | ||
{ | ||
string s; | ||
cout << "please put in the contents you want to decrypt" << endl; | ||
cin >> s; | ||
unsigned j = 0; | ||
unsigned len = s.length(); | ||
for (unsigned i = 0; i < len; i = i + 3) | ||
{ | ||
char a = ((s[i] - 97) / 8) * 8 + ((s[i + 1] - 97) / 8) * 2 + ((s[i + 2] - 97) / 8) / 2 + 97; | ||
cout << a; | ||
} | ||
|
||
cout << endl; | ||
} | ||
void encrypt() | ||
{ | ||
srand(time(0)); | ||
string s; | ||
cout << "please put in the contents you want to encrypt" << endl; | ||
cin >> s; | ||
unsigned len = s.length(); | ||
for (unsigned i = 0; i < len; i++) | ||
{ | ||
srand((unsigned)time(NULL)); | ||
input[i][0] = (s[i] - 97) / 8; | ||
input[i][1] = ((s[i] - 97) / 2) % 4; | ||
input[i][2] = ((s[i] - 97) % 2) * 2 + rand() % 2; | ||
} | ||
for (unsigned i = 0; i < len; i = i + 1) | ||
{ | ||
srand((unsigned)time(NULL)); | ||
char a = input[i][0] * 8 + input[(i + 1) % len][0] * 2 + rand() % 2 + 97; | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. 重复的味道 |
||
char b = input[i][1] * 8 + input[(i + 1) % len][1] * 2 + rand() % 2 + 97; | ||
char c = input[i][2] * 8 + input[(i + 1) % len][2] * 2 + rand() % 2 + 97; | ||
|
||
cout << a; | ||
cout << b; | ||
cout << c; | ||
} | ||
cout << endl; | ||
system("pause"); | ||
} | ||
int main() | ||
{ | ||
cout << "encrypt or decrypt?" << endl | ||
<< "please put in E or D to choose the mode or put in e to exit the program" << endl; | ||
char c; | ||
cin >> c; | ||
switch (c) | ||
{ | ||
case 'E': | ||
{ | ||
encrypt(); | ||
break; | ||
} | ||
case 'D': | ||
{ | ||
decrypt(); | ||
break; | ||
} | ||
case 'e': | ||
break; | ||
default: | ||
cout << "??????????????????????" << endl | ||
<< "Please check!"; | ||
} | ||
system("pause"); | ||
return 0; | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,26 @@ | ||
#include <iostream> | ||
#include <math.h> | ||
#include <stdio.h> | ||
#include <Windows.h> | ||
#include <time.h> | ||
using namespace std; | ||
int saves[10000]; | ||
int hanoi(int n) | ||
{ | ||
if (saves[n] == 0) | ||
{ | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. 啊,是我没写清楚需求,要求打印出移动的步骤,例如: |
||
saves[n] = 2 * hanoi(n - 1) + 1; | ||
return 2 * hanoi(n - 1) + 1; | ||
} | ||
else | ||
return saves[n]; | ||
} | ||
int main() | ||
{ | ||
saves[1] = 1; | ||
int n; | ||
cin >> n; | ||
cout << hanoi(n) << endl; | ||
system("pause"); | ||
return 0; | ||
} |
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缩进不对,可以用IDE的自动format处理一下,vs、clion等IDE都有的
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学到了!!!