# 编程之家 (jb51.cc)
#!/usr/bin/env python
input = int(raw_input('input number:'))
for i in range(input):
for j in range(i):
print '*',print '\n'
# End 512.笔记 jb51.cc 
# 编程之家 (jb51.cc)
#!/usr/bin/env python
input = int(raw_input('input number:'))
for i in range(input):
for j in range(i):
print '*',print '\n'
# End 512.笔记 jb51.cc