name=input()
# 方法1
# print('I am {} and I am studying Python in Nowcoder!'.format(name))

# 方法2：位置一一对应
# print('I am {0} and I am studying Python in Nowcoder!'.format(name))

# 方法3:参数
# print('I am {A} and I am studying Python in Nowcoder!'.format(A=name))

# 方法4:文本用 %s 占位符
print('I am %s and I am studying Python in Nowcoder!'%name)