Problem:
 Score : 100 points    Problem Statement You are given three words s_1 , s_2 and s_3 , each composed of lowercase English letters, with spaces in between.
Print the acronym formed from the uppercased initial letters of the words.      Constraints  s_1 , s_2 and s_3 are composed of lowercase English letters.  1 ≤ |s_i| ≤ 10 (1≤i≤3)         Input Input is given from Standard Input in the following format:  s_1  s_2  s_3       Output Print the answer.        Sample Input 1 atcoder beginner contest      Sample Output 1 ABC  The initial letters of atcoder , beginner and contest are a , b and c . Uppercase and concatenate them to obtain ABC .       Sample Input 2 resident register number      Sample Output 2 RRN       Sample Input 3 k nearest neighbor      Sample Output 3 KNN       Sample Input 4 async layered coding      Sample Output 4 ALC

Solution (Python):
s1, s2, s3 = map(str, input().split())
s1 = s1.upper()
s2 = s2.upper()
s3 = s3.upper()
print(s1[:1] + s2[:1] + s3[:1])

Solution (Python):
input_line = raw_input().split(" ")
s1 = chr(ord(input_line[0][0]) - 32)
s2 = chr(ord(input_line[1][0]) - 32)
s3 = chr(ord(input_line[2][0]) - 32)
print s1 + s2 + s3

Solution (Python):
s1, s2, s3 = list(input().split())
print((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
s1, s2, s3 = map(str, input().split())

print(s1.capitalize()[0] + s2.capitalize()[0] + s3.capitalize()[0])

Solution (Python):
a,b,c =(input().split())

print((a[0]+b[0]+c[0]).upper())

Solution (Python):
a, b, c = map(str, input().split())
A = a[0]
B = b[0]
C = c[0]
print((A + B + C).upper())

Solution (Python):
s = list(input().split())
print((s[0][0] + s[1][0] + s[2][0]).upper())

Solution (Python):
tw = input().split()
t = ''
for i in tw:
    t += i[0:1]
print(t.upper())

Solution (Python):
from collections import defaultdict


def main():
    s1, s2, s3 = input().split()
    s = s1[0] + s2[0] + s3[0]
    print(s.upper())


if __name__ == '__main__':
    main()

Solution (Python):
s1, s2, s3 = input().split(" ")
    
print(s1[0].upper()+s2[0].upper()+s3[0].upper())

Solution (Python):
print(*[a[0] for a in input().upper().split()], sep="")

Solution (Python):
s = input().split()
ans = ""
for i in s:
    ans += i[0].upper()
print(ans)

Solution (Python):
s = input().split()

a = ""
for si in s:
    a += si[0].upper()
print(a)

Solution (Python):
s1,s2,s3=map(str, input().split())
print ((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
a,b,c = map(str,input().split())
print(a[0].upper() + b[0].upper() + c[0].upper())

Solution (Python):
print ''.join(s[0] for s in raw_input().split()).upper()

Solution (Python):


a, b, c = map(str, raw_input().split())
a = a.upper()
b = b.upper()
c = c.upper()
print a[0] + b[0] + c[0]

Solution (Python):
l = raw_input().split()
w1 =  l[0].upper()
w2 =  l[1].upper()
w3 =  l[2].upper()
print w1[:1] + w2[:1] + w3[:1]

Solution (Python):
a,b,c = input().split()
print(a[0].upper()+b[0].upper()+c[0].upper())

Solution (Python):
a,b,c = map(str,input().split())
print(a[0].upper() + b[0].upper() + c[0].upper())

Solution (Python):
b, c, d = list(map(str, input().split()))
print(b[0].upper(),end='')
print(c[0].upper(),end='')
print(d[0].upper())

Solution (Python):
import sys




def read_int_list():
    return list(map(int, input().split()))


def read_str_list():
    return input().split()


def read_int():
    return int(input())


def read_str():
    return input()


s1, s2, s3 = read_str_list()
res = s1[0]+s2[0]+s3[0]
res = res.upper()
print(res)

Solution (Python):
a,b,c=raw_input().split()
s=a[0]+b[0]+c[0]
print s.upper()

Solution (Python):
if __name__ == "__main__":
    s1, s2, s3 = input().split()

    print(s1[0].upper() + s2[0].upper() + s3[0].upper())

Solution (Python):
s1, s2, s3 = map(str,input().split())

s1 = s1.upper()
s2 = s2.upper()
s3 = s3.upper()

print(s1[0] + s2[0] + s3[0])

Solution (Python):

data = input().split(" ")
print("".join([n[0].upper() for n in data]))

Solution (Python):
a, b, c = map(str, input().split())

todo = a[0].upper()
todo += b[0].upper()
todo += c[0].upper()
print(todo)

Solution (Python):
MOD=1000000007

def solve():
    s = input().split()
    print((s[0][0]+s[1][0]+s[2][0]).upper())

if __name__ == "__main__":
    solve()

Solution (Python):
l=raw_input().split()
print l[0][0].upper()+l[1][0].upper()+l[2][0].upper()

Solution (Python):
a = input()
b = a.split()

print((b[0][0] + b[1][0] + b[2][0]).upper())

Solution (Python):
S = [i.upper() for i in input().split()]

TLA = ''
for i  in S:
    s = list(i)
    TLA += s[0]

print(TLA)

Solution (Python):
s1,s2,s3=map(str,input().split())
print((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
print ''.join([x[0].upper() for x in raw_input().split()])

Solution (Python):
arr=input().split()
print(arr[0][0].upper()+arr[1][0].upper()+arr[2][0].upper())

Solution (Python):
import sys

if __name__ == '__main__':
    string = raw_input().split()

    for strLine in string:
        sys.stdout.write(strLine[0].upper())
    print

Solution (Python):
def solve():
    a, b, c = map(str, input().split())
    

    print (a[0].upper() + b[0].upper() + c[0].upper())


if __name__ == '__main__':
   solve()

Solution (Python):
print("".join([i[0].capitalize() for i in input().split()]))

Solution (Python):
s_list = [i[0].upper() for i in input().split(' ')]
print(''.join(s_list))

Solution (Python):
s1, s2, s3 =map(str, input().split())
print(s1[0].upper() + s2[0].upper() + s3[0].upper())

Solution (Python):
n = input()
tmp_n = n.split(" ")

a = tmp_n[0].upper()
b = tmp_n[1].upper()
c = tmp_n[2].upper()

print(a[0]+b[0]+c[0])

Solution (Python):
x = input().split()
print(x[0][0].upper() + x[1][0].upper() + x[2][0].upper())

Solution (Python):

ary = input().split()

print(''.join([e[0].upper() for e in ary]))

Solution (Python):
strs = raw_input()
strs = strs.split()
print strs[0][0].upper() + strs[1][0].upper() + strs[2][0].upper()

Solution (Python):
A, B, C = input().split()
print(A[0].upper()+B[0].upper()+C[0].upper())

Solution (Python):
a,b,c = input().split()

print(a[0].upper()+b[0].upper()+c[0].upper())

Solution (Python):
a,b,c=input().split()

a_head=a[:1].upper()
b_head=b[:1].upper()
c_head=c[:1].upper()

print(a_head+b_head+c_head)

Solution (Python):
s = raw_input().upper().split()
print s[0][0]+s[1][0]+s[2][0]

Solution (Python):
S = input().split(' ')
out = S[0][0] + S[1][0] + S[2][0]
print(out.upper())

Solution (Python):
print("".join([chr(ord(s[0])-32)for s in input().split()]))

Solution (Python):
s = input().split()
print (s[0][0].upper() + s[1][0].upper() + s[2][0].upper())

Solution (Python):
l= input().split()
print((l[0][0]+l[1][0]+l[2][0]).upper())

Solution (Python):
s1, s2, s3 = input().split()
out = s1[0] + s2[0] + s3[0]
print(out.upper())

Solution (Python):
s1, s2, s3 = input().split()
t = s1[0] + s2[0] + s3[0]
print(t.upper())

Solution (Python):
s1, s2, s3 = input().split()



s1_cap = s1[0].upper()
s2_cap = s2[0].upper()
s3_cap = s3[0].upper()

print(s1_cap, s2_cap, s3_cap, sep="")

Solution (Python):
s1, s2, s3 = input().split()
heads = str(s1[0] + s2[0] + s3[0])
ans = heads.upper()
print(ans)

Solution (Python):
s1, s2, s3 = input().split()

x = s1[0] + s2[0] + s3[0]
print(x.upper())

Solution (Python):


a,b,c=raw_input().split()
s=a[0]+b[0]+c[0]
print s.upper()

Solution (Python):
s=input().split()
o=s[0][0]+s[1][0]+s[2][0]
print(o.upper())

Solution (Python):
print "".join([s[0].upper() for s in raw_input().split()])

Solution (Python):
import sys

data = sys.stdin.readline().split(" ")
print("".join([x[0].upper() for x in data]))

Solution (Python):
s1, s2, s3  = raw_input().split()
print s1[0].upper() + s2[0].upper() + s3[0].upper()

Solution (Python):
a = map(str,raw_input().split())


print a[0][0].upper() + a[1][0].upper() + a[2][0].upper()

Solution (Python):
a, b, c = input().split()
print((a[0]+b[0]+c[0]).upper())

Solution (Python):
s = raw_input().split()
res = (s[0][0]+s[1][0]+s[2][0]).upper()
print res

Solution (Python):
s1,s2,s3=input().split(" ")
h1,h2,h3=s1[0].upper(),s2[0].upper(),s3[0].upper()
print(h1+h2+h3)

Solution (Python):

print ''.join([x[0] for x in map(str, raw_input().split())]).upper()

Solution (Python):

import sys

inputs = []
for line in sys.stdin:
    inputs.append(line.split())

for i in range(len(inputs)):
    print "{0}{1}{2}".format(inputs[i][0][0].upper(),inputs[i][1][0].upper(),inputs[i][2][0].upper())

Solution (Python):


a, b, c = raw_input().split(" ")
print a[0].upper() + b[0].upper() + c[0].upper()

Solution (Python):
a,b,c = map(str, raw_input().split())

print a[0].upper() + b[0].upper() + c[0].upper()

Solution (Python):
s_1, s_2, s_3 = input().split()
s__1 = s_1[0]
s__2 = s_2[0]
s__3 = s_3[0]
print(s__1.upper()+s__2.upper()+s__3.upper())

Solution (Python):
a, b, c = raw_input().split()
print (a[0]+b[0]+c[0]).upper()

Solution (Python):
a, b, c = raw_input().split()
print a[0].upper() + b[0].upper() + c[0].upper()

Solution (Python):
import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time,copy

sys.setrecursionlimit(10**7)
inf = 10**20
mod = 10**9 + 7

def LI(): return [int(x) for x in sys.stdin.readline().split()]
def LI_(): return [int(x)-1 for x in sys.stdin.readline().split()]
def LF(): return [float(x) for x in sys.stdin.readline().split()]
def LS(): return sys.stdin.readline().split()
def I(): return int(sys.stdin.readline())
def F(): return float(sys.stdin.readline())
def S(): return input()

def main():
    r = ''.join(map(lambda x: x[0], LS())).upper()

    return r

print(main())

Solution (Python):
s1, s2, s3  =raw_input().split()
print((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
str = input()

chars = str.split(" ")

chars = [char.capitalize()[0] for char in chars]

print('{}{}{}'.format(chars[0], chars[1], chars[2]))

Solution (Python):
s1,s2,s3 = [i for i in input().split()]
print("".join([i.upper() for i in [s1[0],s2[0],s3[0]]]))

Solution (Python):
import math
import sys

s = input().split()

print(s[0][0].upper() + s[1][0].upper() + s[2][0].upper())

Solution (Python):
print(''.join(x[0].upper() for x in input().split()))

Solution (Python):


s_1, s_2, s_3= map(str, input().split())

print(s_1[0].upper()+s_2[0].upper()+s_3[0].upper())

Solution (Python):
l = raw_input().split()
print l[0][0].upper() + l[1][0].upper() + l[2][0].upper()

Solution (Python):
print "".join([w[0] for w in raw_input().split()]).upper()

Solution (Python):
s1, s2, s3 = raw_input().split()
print (s1[0] + s2[0] + s3[0]).upper()

Solution (Python):
l = input().split()

ans = ""
for i in range(3):
    ans += l[i][0].upper()

print(ans)

Solution (Python):
op = ''
for di in input().split(' '):
    op += di[0]
print(op.upper())

Solution (Python):
S = raw_input().split()
print "".join([s[0] for s in S]).upper()

Solution (Python):
s = map(str, raw_input().split())
x = [s[i][0] for i in range(len(s))]
print("".join(x).upper())

Solution (Python):


fullstr = raw_input()

sf = ['','','']

sf[0] = fullstr[0]
num = 1

for i in range(len(fullstr)):
  if (fullstr[i] == ' '):
    sf[num] = fullstr[i+1]
    num += 1

print '%s%s%s' % (sf[0].upper(), sf[1].upper(), sf[2].upper())

Solution (Python):
userinput = input().split()

out = ""
for i in userinput:
	out += i[0].upper()

print(out)

Solution (Python):
a, b, c = map(str, input().split())
print(a.upper()[0] + b.upper()[0] + c.upper()[0])

Solution (Python):


s1, s2, s3 = input().split()
print((''.join([s1[0], s2[0], s3[0]])).upper())

Solution (Python):
a,b,c=raw_input().split()
print chr(ord(a[0])-32)+chr(ord(b[0])-32)+chr(ord(c[0])-32)

Solution (Python):
a,b,c=input().split()
print((a[0]+b[0]+c[0]).upper())

Solution (Python):
s1, s2, s3 = raw_input().split(' ')

print (s1[0] + s2[0] + s3[0]).upper()

Solution (Python):


a, b, c = map(str, input().split())
A, B, C = map(lambda x: x.upper(), (a, b, c))

ans = A[0] + B[0] + C[0]

print(ans)

Solution (Python):
for a in input().upper().split():print(a[0],end='')

Solution (Python):
for a in input().upper().split():print(a[0],end="")

Solution (Python):
a = list(map(lambda x: x[0], input().split()))
for i in a:
    print(i.upper(), end='')

Solution (Python):
ls = input().split(' ')
output = ''
for i in ls:
    output += i[0].upper()
print(output)

Solution (Python):
abc = input().split(' ')
ABC = ''
for i in abc:
    ABC += i[0]
ABC = ABC.upper()
print(ABC)

Solution (Python):
s0 = raw_input()
s1 = s0.split(" ")
print s1[0][0].upper() + "" + s1[1][0].upper() + "" + s1[2][0].upper()

Solution (Python):
def read(): return list(map(int, input().split()))

a,b,c = input().split()
r = a[0]+b[0]+c[0]
print(r.upper())

Solution (Python):
print(''.join([chr(ord(i[0])+ord('A')-ord('a')) for i in input().split()]))

Solution (Python):
print("".join([s[0].upper() for s in input().split()]))

Solution (Python):
import sys

def solve():
    s1, s2, s3 = input().split()
    ans = s1[0] + s2[0] + s3[0]
    ans = ans.upper()
    print(ans)
    
if __name__ == '__main__':
    solve()

Solution (Python):
s1,s2,s3 = input().split()

print(s1[0].upper()+s2[0].upper()+s3[0].upper())

Solution (Python):
A = list(map(str,input().split(" ")))
B = A[0][0]+A[1][0]+A[2][0]

print(B.upper())

Solution (Python):
a,b,c=map(str,input().split())
print(a[0].upper()+b[0].upper()+c[0].upper())

Solution (Python):
print("".join(x[0].upper()for x in input().split()))

Solution (Python):
print(*[x[0].upper() for x in input().split()],sep='')

Solution (Python):
print(*[x[0].swapcase() for x in input().split()],sep='')

Solution (Python):
A, B, C = input().split()
print(A[0].upper(), end = "")
print(B[0].upper(), end = "")
print(C[0].upper())

Solution (Python):
a,b,c = input().split()

aa = (a[0]+b[0]+c[0]).upper()

print(aa)

Solution (Python):
print("".join(map(lambda x: x[0].upper(), input().split())))

Solution (Python):
s1,s2,s3 = map(str, input().split())
print(s1.upper()[0]+s2.upper()[0]+s3.upper()[0])

Solution (Python):
s = raw_input().split()
print s[0][0].upper()+s[1][0].upper()+s[2][0].upper()

Solution (Python):
s = map(str, raw_input().split())

result = s[0][0] + s[1][0] + s[2][0]

print(result.upper())

Solution (Python):
a,b,c=input().split()

a=a[0].upper()
b=b[0].upper()
c=c[0].upper()

print(a+b+c)

Solution (Python):
a=list(input().split())
s=a[0][0].upper()+a[1][0].upper()+a[2][0].upper()
print(s)

Solution (Python):
s = list(input().split())
S = s[0][0].upper() +s[1][0].upper() +s[2][0].upper()
print (S)

Solution (Python):



s = input().split(' ')

print(s[0][0].upper() + s[1][0].upper() + s[2][0].upper())

Solution (Python):
s1,s2,s3 = input().split()
print((s1[0] + s2[0] + s3[0]).upper())

Solution (Python):


a = input().split()

b = "".join([a[0][0], a[1][0], a[2][0]]).upper()

print(b)

Solution (Python):
l=input().split()
a=l
for i in range(3):
    a[i]=l[i][0].upper()
print("".join(a))

Solution (Python):
str = input()
strs = str.split(" ")
ans = ""
for str in strs:
    ans = ans+str[0].upper()
print(ans)

Solution (Python):
S = input().split()
print(S[0].upper()[0]+S[1].upper()[0]+S[2].upper()[0])

Solution (Python):
abc = (input())
a,b,c = abc.split()

d = a[0]
e = b[0]
f = c[0]

print ((d+e+f).upper())

Solution (Python):








S=map(str, raw_input().split())   
a=S[0]
b=S[1]
c = S[2]


print S[0][0].upper()+S[1][0].upper()+S[2][0].upper()

Solution (Python):








S=map(str, raw_input().split())   
a=S[0]
b=S[1]
c = S[2]


print S[0][0].upper()+S[1][0].upper()+S[2][0].upper()

Solution (Python):
a = input().split()
b1 = list(a[0])
b2 = list(a[1])
b3 = list(a[2])
p1 = b1[0]
p2 = b2[0]
p3 = b3[0]
k =""
k += p1 +p2 +p3
print(k.upper())

Solution (Python):
words = raw_input('').split(' ')
print words[0][0].capitalize()+words[1][0].capitalize()+words[2][0].capitalize()

Solution (Python):
a,b,c=input().split()
print(a[0].upper()+b[0].upper()+c[0].upper())

Solution (Python):
words = input().split()
om = ""

for i in words:
  om += i[0].upper()
 
print(om)

Solution (Python):
l = input().split()
Lst = l[0][0] + l[1][0] + l[2][0]
print(Lst.upper())

Solution (Python):
s1, s2, s3 = map(str , input().split())
s1 = s1.capitalize()
s2 = s2.capitalize()
s3 = s3.capitalize()

z = str(s1[0]+s2[0]+s3[0])
print(z)

Solution (Python):
s1,s2,s3 = map(str,input().split())
output = s1[0].upper() + s2[0].upper() + s3[0].upper()
print(output)

Solution (Python):
ss = input().split()
print(ss[0][0].upper() +  ss[1][0].upper() + ss[2][0].upper())

Solution (Python):


def f(item):
    return item[0].upper()

print("".join(map(f,input().split(" "))))

Solution (Python):
s1,s2,s3 = input().upper().split()
print(s1[0] + s2[0] + s3[0])

Solution (Python):
s = input().split()

print ((s[0][0]+s[1][0]+s[2][0]).upper())

Solution (Python):
s1, s2, s3 = input().split()
ans = s1[0].upper() + s2[0].upper() + s3[0].upper()
print(ans)

Solution (Python):
def main():
    s1, s2, s3 = map(str, input().split())

    print('{}{}{}'.format(s1[0].upper(), s2[0].upper(), s3[0].upper()))

main()

Solution (Python):
s = input().split()
a = list(s[0])
b = list(s[1])
c = list(s[2])
A = a[0].upper()
B = b[0].upper()
C = c[0].upper()
print(A+B+C)

Solution (Python):

data = input().split()
for i in range(len(data)):
    data[i] = data[i].upper()
print(data[0][0]+data[1][0]+data[2][0])

Solution (Python):
ans = []
line = input().split()
for i in line:
    ans.append(i[0])
ans = "".join(ans)
print(ans.upper())

Solution (Python):
a, b, c = input().split()
d = ""
d += a.upper()[0]
d += b.upper()[0] 
d += c.upper()[0]
print(d)

Solution (Python):
a = list(input().split())

print((a[0][0] + a[1][0] + a[2][0]).upper())

Solution (Python):
s1,s2,s3 = raw_input().split(' ')

print (s1[0]+s2[0]+s3[0]).upper()

Solution (Python):
a , b , c = raw_input().split()

print a[0].upper() + b[0].upper() + c[0].upper()

Solution (Python):
line = input().split(' ')
for i in line:
    print(i[0].upper(), end= '')

Solution (Python):
data = input().split()

s1 = data[0][0]
s2 = data[1][0]
s3 = data[2][0]

print(s1.upper() + s2.upper() + s3.upper())

Solution (Python):
import sys
import math

INF = 10**9+7

def k(i):
    if(i == 1):
        return 1
    else:
        return(i * k(i-1))

def comb(n, r):
    if(n == r or r == 1):
        return 1
    else:
        return k(n) / (k(n-r) * k(r))

stdin = sys.stdin
def na(): return map(int, stdin.readline().split())
def ns(): return stdin.readline().strip()
def nsl(): return list(stdin.readline().strip())
def ni(): return int(stdin.readline())
def nil(): return list(map(int, stdin.readline().split()))

s = input().split(" ")

a = s[0][0].upper()
b = s[1][0].upper()
c = s[2][0].upper()

print(a+b+c)

Solution (Python):
if __name__ == '__main__':
    s=input().split()
    o = ''
    for i in range(3):
        o+=s[i][0].upper()
    print(o)

Solution (Python):
a = input()
a = a.upper()
b = a.split()

s = b[0]
s = s[0]
t = b[1]
t = t[0]
r = b[2]
r = r[0]

q = s + t + r
print (q)

Solution (Python):
S = input()
out = ""
for s in S.split():
    out += s[0].upper()
print(out)

Solution (Python):
a,b,c = map(str,input().split())

print (a[0].upper()+b[0].upper()+c[0].upper())

Solution (Python):
def a(inp):
    sts = inp.split(' ')
    ans = [s[0].upper() for s in sts]
    print(''.join(ans))

a(input())

Solution (Python):
s1, s2, s3 = input().split()
print((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
import sys

def main():
    line = sys.stdin.readline().rstrip()
    lst = line.split(' ')
    print("".join([s[0].upper() for s in lst]))

    return 0

if __name__ == '__main__':
    sys.exit(main())

Solution (Python):

a = str(input()).split()
b = (a[0][0]+a[1][0]+a[2][0]).upper()
print(b)

Solution (Python):



s1,s2,s3 = map(str, raw_input().split(" "))

answer = s1[0]+s2[0]+s3[0]
answer = answer.upper()

print answer

Solution (Python):
print(''.join(s[0] for s in input().split()).upper())

Solution (Python):
s1, s2, s3 = input().split()
s = s1[0] + s2[0] + s3[0]
a = s.upper()
print(a)

Solution (Python):
a,b,c=raw_input().split()
print a[0].upper()+b[0].upper()+c[0].upper()

Solution (Python):
a, b, c = input().split()
ans = a[0]+b[0]+c[0]
print(ans.upper())

Solution (Python):


a,b,c = raw_input().split()

a = a.upper()
b = b.upper()
c = c.upper()
Ans = ''
Ans += a[0]
Ans += b[0]
Ans += c[0]
print(Ans)

Solution (Python):
s1, s2, s3 = input().split()

S1 = s1[0].upper()
S2 = s2[0].upper()
S3 = s3[0].upper()
print(S1 + S2 + S3)

Solution (Python):
a, b, c = input().split()

print("%s%s%s"% (a[0].upper(), b[0].upper(), c[0].upper()))

Solution (Python):
s = raw_input().split()
S = ""
for idx in range(3):
    S += s[idx][0].upper()

print S

Solution (Python):

s1, s2, s3 = input().split()
print((s1[0]+s2[0]+s3[0]).upper())

Solution (Python):
def main():
    a,b,c = input().split()

    p = a[0:1].upper()
    q = b[0:1].upper()
    r = c[0:1].upper()

    print(p+q+r)


if __name__ == "__main__":
    main()

Solution (Python):
s1,s2,s3=input().split()

print(s1[0].upper(),s2[0].upper(),s3[0].upper(),sep='')

Solution (Python):

a, b, c = [n for n in input().split()]
print((a[0] + b[0] + c[0]).upper())

Solution (Python):


if __name__ == "__main__":
	s = input().split()
	print((s[0][0]+s[1][0]+s[2][0]).upper())

Solution (Python):


if __name__ == "__main__":
    s1, s2, s3 = raw_input().split(" ")
    print s1[0].upper() + s2[0].upper() + s3[0].upper()

Solution (Python):
a, b, c = input().split()

res = "".join([a[0].upper(), b[0].upper(), c[0].upper()])
print(res)

Solution (Python):
s = input().split()
ret = ""
for si in s:
    ret += si[0]
print(ret.upper())

Solution (Python):
a,b,c = input().split()
ans = (a[0]+b[0]+c[0]).upper()
print(ans)

Solution (Python):
w = map(lambda x:x, input().split())
print(''.join([x[0].upper() for x in w]))

Solution (Python):


s1, s2, s3 = input().split()
print(s1[0].upper() + s2[0].upper() + s3[0].upper())