Compilare: main.cpp: In function 'void primacerinta()': main.cpp:16:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for ( i = 1 ; i < n ; i++ ) ^~~ main.cpp:18:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g << n-1; ^