Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] 1 | #import<bits/stdc++.h> | ^~~~~~ main.cpp:2:72: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] 2 | using namespace std;ifstream f("euclid2.in");ofstream g("euclid2.out");main(){int q,a,b;f>>q;while(q--){f>>a>>b;g<<__gcd(a,b)<<'\n';}} | ^~~~