Problem addition
User foo
Submission Time 2023-02-14 22:10:16
Score 0
Max Time N/A
Max Memory N/A

Compile Error

/usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/crt1.o: in function `_start':
(.text+0x24): undefined reference to `main'
collect2: error: ld returned 1 exit status