Eroare de compilare: main.cpp: In function 'int query(int, int, int, int, int)': main.cpp:27:10: error: 'mid' was not declared in this scope 27 | if(qr<=mid) return query(ql, qr, l, mid, 2*cr); | ^~~ main.cpp:28:6: error: 'mid' was not declared in this scope 28 | if(mid<ql) return query(ql, qr, mid+1, r, 2*cr+1); | ^~~ main.cpp:29:24: error: 'mid' was not declared in this scope 29 | return max(query(ql, mid, l, mid, 2*cr), query(mid+1, qr, mid+1, r, 2*cr+1)); | ^~~ main.cpp: In function 'void join(int, int)': main.cpp:41:7: error: declaration of 'int a' shadows a parameter 41 | int a=get(a), b=get(b); | ^ main.cpp:40:15: note: 'int a' previously declared here 40 | void join(int a, int b){ | ~~~~^ main.cpp:41:17: error: declaration of 'int b' shadows a parameter 41 | int a=get(a), b=get(b); | ^ main.cpp:40:22: note: 'int b' previously declared here 40 | void join(int a, int b){ | ~~~~^ Non zero exit status: 1