Name five U.S. presidents
Here are the names of five U.S. Presidents: 

1. George Washington
2. Abraham Lincoln
3. Franklin D. Roosevelt
4. John F. Kennedy
5. Barack Obama.
Complete the following task based on the instruction and optional input provided.### Instruction:
Name five U.S. presidents

### Output:
Here are the names of five U.S. Presidents: 

1. George Washington
2. Abraham Lincoln
3. Franklin D. Roosevelt
4. John F. Kennedy
5. Barack Obama.