Eroare de compilare: main.cpp:9:1: error: ISO C++ forbids declaration of 'precalc' with no type [-fpermissive] 9 | precalc() | ^~~~~~~ main.cpp: In function 'int precalc()': main.cpp:11:4: error: 'pwr' was not declared in this scope; did you mean 'pwr2'? 11 | pwr[0]=1; | ^~~ | pwr2 main.cpp:17:1: warning: no return statement in function returning non-void [-Wreturn-type] 17 | } | ^ Non zero exit status: 1