Compilare: main.cpp: In function 'int main()': main.cpp:10:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=2;i<=4500;i++) ^~~ main.cpp:14:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' f>>p; ^ main.cpp:21:17: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(x%2==0) ^~ main.cpp:23:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' if(k==0) ^~