Compilare: main.cpp: In function 'int main()': main.cpp:14:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for (i=1; i<=n; i++) ^~~ main.cpp:16:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' e[1]=0; ^ main.cpp:22:55: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] rmq[i][j]=max(rmq[i-1][j],rmq[i-1][j+(1<<i-1)]); ~^~