Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<bits/stdc++.h> ^~~~~~ main.cpp:2:81: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] int n,i,v[-~0];std::fstream f("algsort.in");std::ofstream g("algsort.out");main(){for(f>>n;f>>v[i++];);for(std::sort(v,v+n);--i;g<<v[n-i]<<' ');} ^