print ( "Hello World!" ) 
num1 =  5 
num2 =  7 
sum  =  num1 +  num2
print ( "The sum of" ,  num1,  "and" ,  num2,  "is" ,  sum ) 
num =  10 
if  num >  0 : print ( "Positive number" ) 
else : print ( "Not a positive number" ) 
num =  7 
if  num %  2  ==  1 : print ( "Odd number" ) 
else : print ( "Even number" ) 
num =  5 
fact =  1 
for  i in  range ( 1 ,  num+ 1 ) : fact =  fact *  i
print ( "Factorial of" ,  num,  "is" ,  fact) 
string =  "racecar" 
if  string ==  string[ : : - 1 ] : print ( "Palindrome" ) 
else : print ( "Not a palindrome" ) 
def  gcd ( a,  b) : if  b ==  0 : return  aelse : return  gcd( b,  a% b) num1 =  12 
num2 =  30 print ( "GCD of" ,  num1,  "and" ,  num2,  "is" ,  gcd( num1,  num2) ) 
for  i in  range ( 1 ,  10 ) : for  j in  range ( 1 ,  i+ 1 ) : print ( i,  "*" ,  j,  "=" ,  i* j,  end= "\t" ) print ( ) 
num =  17 if  num >  1 : for  i in  range ( 2 ,  num) : if  ( num %  i)  ==  0 : print ( num,  "is not a prime number" ) break else : print ( num,  "is a prime number" ) 
else : print ( num,  "is not a prime number" ) 
year =  2024 if  ( year %  4 )  ==  0 : if  ( year %  100 )  ==  0 : if  ( year %  400 )  ==  0 : print ( year,  "is a leap year" ) else : print ( year,  "is not a leap year" ) else : print ( year,  "is a leap year" ) 
else : print ( year,  "is not a leap year" ) 
import  mathnum =  25 sqrt =  math. sqrt( num) 
print ( "Square root of" ,  num,  "is" ,  sqrt) 
def  fibonacci ( n) : if  n <=  1 : return  nelse : return  ( fibonacci( n- 1 )  +  fibonacci( n- 2 ) ) nterms =  10 if  nterms <=  0 : print ( "Please enter a positive integer" ) 
else : print ( "Fibonacci sequence:" ) for  i in  range ( nterms) : print ( fibonacci( i) ) 
string =  "12345" if  string. isdigit( ) : print ( "String is a number" ) 
else : print ( "String is not a number" ) 
num =  3 cube =  num **  3 
print ( "Cube of" ,  num,  "is" ,  cube) 
def  isPerfectNumber ( num) : sum  =  0 for  i in  range ( 1 ,  num) : if  num %  i ==  0 : sum  +=  iif  sum  ==  num: return  True else : return  False num =  28 if  isPerfectNumber( num) : print ( num,  "is a perfect number" ) 
else : print ( num,  "is not a perfect number" ) 
list1 =  [ 1 ,  2 ,  3 ,  4 ,  5 ] list1. reverse( ) 
print ( "Reversed list:" ,  list1) 
def  isPalindrome ( num) : temp =  numrev =  0 while  num >  0 : dig =  num %  10 rev =  rev *  10  +  dignum =  num //  10 if  temp ==  rev: return  True else : return  False num =  121 if  isPalindrome( num) : print ( num,  "is a palindrome number" ) 
else : print ( num,  "is not a palindrome number" ) 
import  randomprint ( random. randint( 1 ,  100 ) ) 
num =  - 5 abs_value =  abs ( num) 
print ( "Absolute value of" ,  num,  "is" ,  abs_value) 
string =  "HELLO WORLD" print ( string. lower( ) ) 
num =  5 square =  num **  2 
print ( "Square of" ,  num,  "is" ,  square) 
num =  6 if  num %  2  ==  0 : print ( num,  "is an even number" ) 
else : print ( num,  "is not an even number" ) 
num =  - 7 if  num <  0 : print ( num,  "is a negative number" ) 
else : print ( num,  "is not a negative number" ) 
list1 =  [ 1 ,  2 ,  3 ] 
list2 =  [ 4 ,  5 ,  6 ] merged_list =  list1 +  list2
print ( "Merged list:" ,  merged_list) 
num =  27 cube_root =  num **  ( 1 / 3 ) 
print ( "Cube root of" ,  num,  "is" ,  cube_root) 
string =  "hello world" print ( string. upper( ) ) 
num =  11 if  num >  1 : for  i in  range ( 2 ,  int ( num/ 2 ) + 1 ) : if  ( num %  i)  ==  0 : print ( num,  "is not a prime number" ) break else : print ( num,  "is a prime number" ) 
else : print ( num,  "is not a prime number" ) 
import  mathnum =  1000 log_value =  math. log10( num) 
print ( "Logarithmic value of" ,  num,  "is" ,  log_value) 
list1 =  [ 1 ,  2 ,  3 ,  4 ,  5 ] del  list1[ 2 ] 
print ( "Updated list:" ,  list1) 
string1 =  "hello world" 
string2 =  "world" if  string2 in  string1: print ( string2,  "is a substring of" ,  string1) 
else : print ( string2,  "is not a substring of" ,  string1) 
num1 =  10 
num2 =  6 diff =  num1 -  num2
print ( "Difference between" ,  num1,  "and" ,  num2,  "is" ,  diff) 
num =  10.5 if  num >  0  and  num. is_integer( ) : print ( num,  "is a positive integer" ) 
else : print ( num,  "is not a positive integer" ) 
num1 =  5 
num2 =  7 temp =  num1
num1 =  num2
num2 =  tempprint ( "After swapping, num1 is" ,  num1,  "and num2 is" ,  num2) 
import  mathangle =  45 sin_value =  math. sin( math. radians( angle) ) 
print ( "Sine value of" ,  angle,  "degrees is" ,  sin_value) 
def  isPerfectSquare ( num) : sqrt =  int ( num **  0.5 ) return  sqrt *  sqrt ==  numnum =  16 if  isPerfectSquare( num) : print ( num,  "is a perfect square" ) 
else : print ( num,  "is not a perfect square" ) 
num1 =  4 
num2 =  5 product =  num1 *  num2
print ( "Product of" ,  num1,  "and" ,  num2,  "is" ,  product) 
num =  8 if  num %  2  ==  0 : print ( num,  "is an even number" ) 
else : print ( num,  "is not an even number" ) 
num =  5 reciprocal =  1  /  num
print ( "Reciprocal of" ,  num,  "is" ,  reciprocal) 
string =  "hello world" reverse_string =  string[ : : - 1 ] 
print ( "Reverse of" ,  string,  "is" ,  reverse_string) 
string =  "HELLO WORLD" print ( string. lower( ) ) 
def  isPerfectCube ( num) : cube_root =  int ( num **  ( 1 / 3 ) ) return  cube_root *  cube_root *  cube_root ==  numnum =  64 if  isPerfectCube( num) : print ( num,  "is a perfect cube" ) 
else : print ( num,  "is not a perfect cube" ) 
list1 =  [ 1 ,  2 ,  3 ] 
list2 =  [ 4 ,  5 ,  6 ] sum_list =  [ x +  y for  x,  y in  zip ( list1,  list2) ] 
print ( "Sum of two lists:" ,  sum_list) 
num =  - 5 if  num >=  0  and  num. is_integer( ) : print ( num,  "is a non-negative integer" ) 
else : print ( num,  "is not a non-negative integer" ) 
num =  27 cube_root =  num **  ( 1 / 3 ) 
print ( "Cube root of" ,  num,  "is" ,  cube_root) 
num =  2 
power =  10 result =  num **  power
print ( num,  "to the power of" ,  power,  "is" ,  result) 
string =  "hello world" 
uppercase_string =  string. upper( ) 
print ( uppercase_string) 
num =  - 10 
if  num <  0  and  isinstance ( num,  int ) : print ( num,  "是一个负整数" ) 
else : print ( num,  "不是一个负整数" ) 
import  math
angle =  30 
tan_value =  math. tan( math. radians( angle) ) 
print ( "角度" ,  angle,  "的正切值为" ,  tan_value) 
num =  - 5.5 
if  num >=  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个非负数" ) 
else : print ( num,  "不是一个非负数" ) 
string1 =  "hello" 
string2 =  "HELLO" 
if  string1 ==  string2: print ( "字符串相等" ) 
else : print ( "字符串不相等" ) 
dividend =  17 
divisor =  3 
quotient =  dividend //  divisor
remainder =  dividend %  divisor
print ( "商:" ,  quotient) 
print ( "余数:" ,  remainder) 
num =  3.14 
if  isinstance ( num,  float ) : print ( num,  "是一个浮点数" ) 
else : print ( num,  "不是一个浮点数" ) 
year =  2024 
if  ( year %  4  ==  0  and  year %  100  !=  0 )  or  ( year %  400  ==  0 ) : print ( year,  "是一个闰年" ) 
else : print ( year,  "不是一个闰年" ) 
string =  "" 
if  len ( string)  ==  0 : print ( "字符串为空" ) 
else : print ( "字符串不为空" ) 
num1 =  4 
num2 =  6 
average =  ( num1 +  num2)  /  2 
print ( "平均值:" ,  average) 
num =  0 
if  num !=  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个非零数" ) 
else : print ( num,  "是一个零数" ) 
num =  5.5 
if  isinstance ( num,  int ) : print ( num,  "是一个整数" ) 
else : print ( num,  "不是一个整数" ) 
list1 =  [ 1 ,  2 ,  3 ,  4 ,  5 ] 
sum_list =  sum ( list1) 
print ( "列表元素的和:" ,  sum_list) 
num =  - 10 
if  num <=  0  and  isinstance ( num,  int ) : print ( num,  "是一个非正整数" ) 
else : print ( num,  "不是一个非正整数" ) 
num1 =  10 
num2 =  6 
abs_diff =  abs ( num1 -  num2) 
print ( "两个数的差的绝对值为:" ,  abs_diff) 
string =  "hello123" 
if  any ( char. isdigit( )  for  char in  string) : print ( "字符串包含数字" ) 
else : print ( "字符串不包含数字" ) 
list1 =  [ ] 
if  len ( list1)  ==  0 : print ( "列表为空" ) 
else : print ( "列表不为空" ) 
import  math
num =  16 
sqrt_num =  math. sqrt( num) 
print ( "数" ,  num,  "的平方根为" ,  sqrt_num) 
def  is_palindrome ( string) : if  string ==  string[ : : - 1 ] : return  True else : return  False string =  "level" 
if  is_palindrome( string) : print ( "字符串是回文字符串" ) 
else : print ( "字符串不是回文字符串" ) 
def  is_leap_year ( year) : if  ( year %  4  ==  0  and  year %  100  !=  0 )  or  ( year %  400  ==  0 ) : return  True else : return  False year =  2024 
if  is_leap_year( year) : print ( year,  "是一个闰年" ) 
else : print ( year,  "不是一个闰年" ) 
list1 =  [ 1 ,  5 ,  3 ,  8 ,  2 ] 
max_value =  max ( list1) 
print ( "列表中的最大值:" ,  max_value) 
num =  10 
if  num >  0  and  isinstance ( num,  int ) : print ( num,  "是一个正整数" ) 
else : print ( num,  "不是一个正整数" ) 
string =  "Hello World" 
lowercase_string =  string. lower( ) 
print ( lowercase_string) 
def  gcd ( a,  b) : while  b !=  0 : a,  b =  b,  a %  breturn  anum1 =  24 
num2 =  36 
gcd_value =  gcd( num1,  num2) 
print ( "两个数的最大公约数:" ,  gcd_value) 
num =  0 
if  num <=  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个非正数" ) 
else : print ( num,  "不是一个非正数" ) 
list1 =  [ 1 ,  2 ,  3 ,  4 ,  5 ] 
average =  sum ( list1)  /  len ( list1) 
print ( "列表元素的平均值:" ,  average) 
num =  7 
if  num %  2  !=  0  and  isinstance ( num,  int ) : print ( num,  "是一个奇数" ) 
else : print ( num,  "不是一个奇数" ) 
string =  "12345" 
if  string. isdigit( ) : print ( "字符串是纯数字字符串" ) 
else : print ( "字符串不是纯数字字符串" ) 
num =  10 
if  num >  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个正数" ) 
else : print ( num,  "不是一个正数" ) 
num1 =  4 
num2 =  5 
product =  num1 *  num2
print ( "两个数的乘积:" ,  product) 
list1 =  [ 1 ,  2 ,  3 ,  4 ,  4 ] 
if  len ( set ( list1) )  <  len ( list1) : print ( "列表包含重复元素" ) 
else : print ( "列表不包含重复元素" ) 
num =  8 
if  num %  2  ==  0  and  isinstance ( num,  int ) : print ( num,  "是一个偶数" ) 
else : print ( num,  "不是一个偶数" ) 
string =  "HELLO" 
if  string. isupper( ) : print ( "字符串是全大写字符串" ) 
else : print ( "字符串不是全大写字符串" ) 
num =  10 
if  num >=  0  and  isinstance ( num,  int ) : print ( num,  "是一个非负整数" ) 
else : print ( num,  "不是一个非负整数" ) 
num1 =  10 
num2 =  6 
difference =  num1 -  num2
print ( "两个数的差:" ,  difference) 
string =  "hello" 
if  string. islower( ) : print ( "字符串是全小写字符串" ) 
else : print ( "字符串不是全小写字符串" ) 
num =  0 
if  num >=  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个非负数" ) 
else : print ( num,  "不是一个非负数" ) 
string =  "hello world" 
prefix =  "hello" 
if  string. startswith( prefix) : print ( "字符串以指定的前缀开头" ) 
else : print ( "字符串不以指定的前缀开头" ) 
num1 =  10 
num2 =  2 
result =  num1 /  num2
print ( "两个数的除法结果:" ,  result) 
num =  10 
if  num >  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个正数" ) 
else : print ( num,  "不是一个正数" ) 
string =  "hello world" 
suffix =  "world" 
if  string. endswith( suffix) : print ( "字符串以指定的后缀结尾" ) 
else : print ( "字符串不以指定的后缀结尾" ) 
num =  3.14 
if  num >=  0  and  isinstance ( num,  float ) : print ( num,  "是一个非负浮点数" ) 
else : print ( num,  "不是一个非负浮点数" ) 
string =  "abcd" 
if  string. isalpha( ) : print ( "字符串是全字母字符串" ) 
else : print ( "字符串不是全字母字符串" ) 
num =  - 5 
if  num <  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个负数" ) 
else : print ( num,  "不是一个负数" ) 
string =  "12345" 
if  string. isnumeric( ) : print ( "字符串是全数字字符串" ) 
else : print ( "字符串不是全数字字符串" ) 
list1 =  [ 5 ,  2 ,  8 ,  1 ,  3 ] 
min_value =  min ( list1) 
print ( "列表中的最小值:" ,  min_value) 
num =  - 3.14 
if  num <  0  and  isinstance ( num,  float ) : print ( num,  "是一个负浮点数" ) 
else : print ( num,  "不是一个负浮点数" ) 
string =  "    " 
if  string. isspace( ) : print ( "字符串是全空格字符串" ) 
else : print ( "字符串不是全空格字符串" ) 
num =  - 10 
if  num <=  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个非正数" ) 
else : print ( num,  "不是一个非正数" ) 
string =  "hello123" 
if  string. isalnum( ) : print ( "字符串只包含字母和数字" ) 
else : print ( "字符串不只包含字母和数字" ) 
num =  0 
if  num <=  0  and  isinstance ( num,  int ) : print ( num,  "是一个负整数或零" ) 
else : print ( num,  "不是一个负整数或零" ) 
list1 =  [ 5 ,  2 ,  8 ,  1 ,  3 ] 
sorted_list =  sorted ( list1) 
print ( "升序排序后的列表:" ,  sorted_list) 
num =  - 5.5 
if  num <  0  and  isinstance ( num,  ( int ,  float ) ) : print ( num,  "是一个负整数或负浮点数" ) 
else : print ( num,  "不是一个负整数或负浮点数" ) 
string =  "Hello World" 
if  all ( char. isalpha( )  or  char. isspace( )  for  char in  string) : print ( "字符串只包含字母和空格" ) 
else : print ( "字符串不只包含字母和空格" ) 
string =  "apple,banana,orange" 
separator =  "," 
split_list =  string. split( separator) 
print ( "切割后的列表:" ,  split_list)