Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] 1 | #import<bits/stdc++.h> | ^~~~~~ main.cpp:2:102: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 2 | using namespace std;struct C{int a,b;};ifstream f("mindist.in");ofstream g("mindist.out");vector<C>P;main(){int a,b,d;for(f>>a;f>>a>>b;){d=1e9;for(auto p:P)d=min(d,abs(p.a-a)+abs(p.b-b));P.push_back({a,b});g<<(d!=1e9?d:0)<<'\n';}} | ^~~~