Compilare: main.cpp: In function 'void update(int, int, int)': main.cpp:21:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:23:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' maxim[node]=max(maxim[node*2],maxim[node*2+1]); ^~~~~