Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<bits/stdc++.h> ^~~~~~ main.cpp:2:11: warning: multi-character character constant [-Wmultichar] int n,x,v['썐'],t['썐'],k;main(){std::ifstream fin("scmax.in");std::ofstream fout("scmax.out");for(fin>>n;n--;){fin>>x;auto it=std::upper_bound(v, &v[k+1], x-1);if(it>&v[k])v[++k]=x;else*it=x;}fout<<k<<'\n';for(n=0;n++<k;)fout<<v[n] ^~~~~ main.cpp:2:20: warning: multi-character character constant [-Wmultichar] int n,x,v['썐'],t['썐'],k;main(){std::ifstream fin("scmax.in");std::ofstream fout("scmax.out");for(fin>>n;n--;){fin>>x;auto it=std::upper_bound(v, &v[k+1], x-1);if(it>&v[k])v[++k]=x;else*it=x;}fout<<k<<'\n';for(n=0;n++<k;)fout<<v[n] ^~~~~ main.cpp:2:34: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] int n,x,v['썐'],t['썐'],k;main(){std::ifstream fin("scmax.in");std::ofstream fout("scmax.out");for(fin>>n;n--;){fin>>x;auto it=std::upper_bound(v, &v[k+1], x-1);if(it>&v[k])v[++k]=x;else*it=x;}fout<<k<<'\n';for(n=0;n++<k;)fout<<v[n] ^