Compilare: main.cpp: In function 'void solve()': main.cpp:15:18: warning: 'x' is used uninitialized in this function [-Wuninitialized] 15 | nr += (x % 2); | ~~~^~~~ main.cpp: In function 'int main()': main.cpp:15:18: warning: 'x' may be used uninitialized in this function [-Wmaybe-uninitialized] 15 | nr += (x % 2); | ~~~^~~~ main.cpp:13:9: note: 'x' was declared here 13 | int x, nr = 0; | ^