Compilare: main.cpp: In function 'long long unsigned int brute_force(Punct*, int)': main.cpp:39:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=0;i<n;i++) ^~~ main.cpp:43:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return dmin; ^~~~~~ main.cpp: In function 'long long int closest(Punct*, int)': main.cpp:68:38: warning: unused variable 'ans' [-Wunused-variable] unsigned long long d=min(dl,dr),ans=d; ^~~