Compilare: main.cpp: In function 'void Lee()': main.cpp:36:12: warning: unused variable 'j' [-Wunused-variable] 36 | int i, j; | ^ main.cpp: In function 'bool check(int)': main.cpp:67:12: warning: unused variable 'j' [-Wunused-variable] 67 | int i, j; | ^ main.cpp: In function 'int main()': main.cpp:96:9: warning: unused variable 'm' [-Wunused-variable] 96 | int m,cer,i,j,cnt = 0; | ^ main.cpp:96:19: warning: unused variable 'cnt' [-Wunused-variable] 96 | int m,cer,i,j,cnt = 0; | ^~~ main.cpp:121:17: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] 121 | fout << poz; | ^~~