Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<fstream> ^~~~~~ main.cpp:2:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<algorithm> ^~~~~~ main.cpp:3:112: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std;ofstream g("granita.out");ifstream f("granita.in");int N,S,M,i;pair<int,int> X[16005];main(){f>>N;for(i=1;i<=N;i++)f>>X[i].first>>X[i].second;sort(X+1,X+N+1);for(i=1;i<=N;i++)if(X[i].second<M)S++;else M=X[i].second;g<<S;} ^