Compilare: main.cpp: In function 'int main()': main.cpp:84:14: warning: unused variable 'necesar' [-Wunused-variable] bool necesar = false; ^~~~~~~ main.cpp: In function 'short int Lee(int, int)': main.cpp:73:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp:61:19: warning: 'jn' may be used uninitialized in this function [-Wmaybe-uninitialized] a[in][jn] = '@'; ~~~~~~~~~~^~~~~ main.cpp:61:19: warning: 'in' may be used uninitialized in this function [-Wmaybe-uninitialized]