Eroare de compilare: user.cpp:1:9: warning: #pragma once in main file #pragma once ^~~~ user.cpp: In function ‘void afis()’: user.cpp:47:26: warning: ‘current’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout << sir[current] << " "; ^~~ /usr/lib/gcc/x86_64-linux-gnu/6/../../../../lib32/crt1.o: In function `_start': (.text+0x18): undefined reference to `main' collect2: error: ld returned 1 exit status