# Load required modules
import sys

# If an argument is present, we are reading from a file
# specified in sys.argv[1]
if len(sys.argv) > 1:
  reader = open(sys.argv[1])

# If no argument, read from stdin
else:
  reader = sys.stdin

x = int(reader.readline())
print(x)

# Load required modules
import sys

try:
# If an argument is present, we are reading from a file
# specified in sys.argv[1]
if len(sys.argv) > 1:
  reader = open(sys.argv[1])

# If no argument, read from stdin
else:
  reader = sys.stdin

x = int(reader.readline())
print(x)

# Load required modules
import sys

try:
# If an argument is present, we are reading from a file
# specified in sys.argv[1]
if len(sys.argv) > 1:
  reader = open(sys.argv[1])

# If no argument, read from stdin
else:
  reader = sys.stdin

x = int(reader.readline())
print(x)

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except Exception as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")
except OSError as e:
  print("Error: OS Exception!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")
except OSError as e:
  print("Error: OS Exception!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except OSError as e:
  print("Error: OS Exception!")
except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except OSError as e:
  print("Error: OS Exception!")
except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

Exception Hierarchy

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except OSError as e:
  print("Error: OS Exception!")
except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")
except OSError as e:
  print("Error: OS Exception!")

# Load required modules
import sys

try:
  # If an argument is present, we are reading from a file
  # specified in sys.argv[1]
  if len(sys.argv) > 1:
    reader = open(sys.argv[1])

  # If no argument, read from stdin
  else:
    reader = sys.stdin

  x = int(reader.readline())
  print(x)

except FileNotFoundError as e:
  print("Error: File Not Found!")
except ValueError as e:
  print("Error: Input Does Not Match Expected Format!")
except OSError as e:
  print("Error: OS Exception!")