Buggy python submission (verdict: Runtime Error):
import sys
count = int(sys.stdin.readline())
zenbu = []

for x in range(count):
    keihin = sys.stdin.readline()

    if not keihin in zenbu:
        zenbu[len(zenbu)] = keihin
print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
import sys
count = int(sys.stdin.readline())
zenbu = []

for x in range(count):
    keihin = sys.stdin.readline()

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))
        

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
import sys
count = int(sys.stdin.readline())
zenbu = []

for x in range(count):
    keihin = sys.stdin.readline()

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))


Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = input()

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))
        


Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = input()

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = str(input())

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = str(input())
    flg = False

    if not keihin in zenbu:
        zenbu.append(keihin)
print(len(zenbu))
        

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = str(input())
    flg = False
    
    for y in range(len(zenbu)):
        
        if zenbu[y] == keihin:
            flg = True
            break
        
    if flg == False:
        zenbu.append(keihin)

print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = str(input())
    flg = False
    
    for y in range(len(zenbu)):
        
        if zenbu[y] == keihin:
            flg = True
            break
        
    if flg == False:
        zenbu.append(keihin)

print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    keihin = str(input())
    flg = False
    
    for y in range(len(zenbu)):
        
        if zenbu[y] == keihin:
            flg = True
        
    if flg == False:
        zenbu.append(keihin)

print(len(zenbu))

Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))

Buggy python submission (verdict: Time Limit Exceeded):
count = int(input())
zenbu = []

for x in range(count):
    kosuu = 0
    keihin = str(input())
    flg = False
    
    for y in range(len(zenbu)):
        
        if zenbu[y] == keihin:
            flg = True
        
    if flg == False:
        zenbu.append(keihin)

print(len(zenbu))
        




Fixed submission:
count = int(input())
zenbu = set()
 
for x in range(count):
    keihin = input()
    zenbu.add(keihin)
print(len(zenbu))