Compilare: main.cpp: In function 'void update(int, int, int)': main.cpp:12:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:14:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' return ; ^~~~~~ main.cpp:19:5: warning: this 'else' clause does not guard... [-Wmisleading-indentation] else ^~~~ main.cpp:21:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'else' v[p]=v[2*p+1]+v[2*p]; ^