Eroare de compilare: main.cpp:1:21: warning: extra tokens at end of #include directive 1 | #include <fstream> using namespace std;ifstream in("submultimi.in");ofstream out("submultimi.out");int main(){int n;in>>n;for(int i=1;i<(1<<n);i++){for (int j=0;j<n;j++)if(i&(1<<j))out<<j+1<<' ';out<<'\n';}} | ^~~~~ /usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/10/../../../x86_64-linux-gnu/crt1.o: in function `_start': (.text+0x20): undefined reference to `main' collect2: error: ld returned 1 exit status Non zero exit status: 1