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import math

import numpy as np

################# question 1 ###################

def q1_div(x,y):

l=[]

for i in range(x,y):

if (i%7==0) and (i%5!=0):

l.append(str(i))

l_cont = ','.join(l)

print(type(l_cont),(l_cont))

################# question 2 ###################

def q2_factorial(x):

for i in range(x-1,1,-1):

x=x*i

print(x)

def q2_factorial_s(x):

if x==0:

return 1

else:

return x*q2_factorial_s(x-1)

################# question 3 ###################

def q3_sqr(x):

d = {}

for i in range(1,x+1):

d[i]=i*i

return(d)

################# question 4 ###################

def q4_listtuple_s():

values=input()

l=values.split(",")

t=tuple(l)

print(l)

print(t)

################# question 5 ###################

class q5_string:

def __init__(self):

self.get_string=""

def getString(self):

self.get_string=input()

def printString(self):

print(self.get_string.upper())

#test5 = q5_string()

#test5.getString()

#test5.printString()

################# question 6 ###################

def q6_sqr_func(c=50,h=30):

value =[]

items=[x for x in input().split(',')]

for d in items:

value.append(str(int(round(math.sqrt(2*c*float(d)/h)))))

print(','.join(value))

################# question 7 ###################

# defined using numpy, return numpy.ndarray

def q7_array_build(x,y):

a = np.zeros(shape=(x,y))

for i in range(0,x):

for j in range(0,y):

a[i][j] = i*j

print(a)

return(a)

# defined using list of list, return list

def q7_array_build_s():

input_str = input()

dimensions=[int(x) for x in input_str.split(',')]

rowNum=dimensions[0]

colNum=dimensions[1]

multilist = [[0 for col in range(colNum)] for row in range(rowNum)]

for row in range(rowNum):

for col in range(colNum):

multilist[row][col]= row*col

print(multilist)

return(multilist)

################# question 8 ###################

def q8_sort_words():

x_string = input()

x_list = [x for x in x_string.split(',')]

x_list.sort()

print(','.join(x_list))

################# question 9 ###################

def q9_capitilize_string():

x_string = input()

print(x_string.upper())

if __name__ == "__main__":

q9_capitilize_string()