import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.PrintWriter;

/**
 *
 * @author florence
 */
public class Ursi {

    public char[] charachets = new char[1000];

    public final static String INPUT_FILE = "ursi.in";
    public final static String OUTPUT_FILE = "ursi.out";

    public void readInput() throws FileNotFoundException, IOException{
        int c;
        int i = 0;

        try {
            FileReader inputStream = new FileReader(INPUT_FILE);
            while ((c = inputStream.read()) != -1) {
                charachets[++i] = (char) c;
            }
            if (inputStream != null) {
                inputStream.close();
            }

    } catch(IOException e){
        throw new RuntimeException(e);
    }
        System.out.println(charachets);
  }

    public void writeOutput(int res){
    try {
      PrintWriter pw = new PrintWriter(new File(OUTPUT_FILE));
      if((res % (Math.pow(10, 9) + 7)) % 2 == 1){
          pw.printf("%0\n", 0);
      } else {

          pw.printf("%d\n", (int)(res % (Math.pow(10, 9) + 7)));
      }
      pw.close();
    } catch( IOException e) {
      throw new RuntimeException(e);
    }
  }

    int feteZambarete(){
        int halfsmile = 0;
        for(int i = 0; i < charachets.length; i++){
            if(charachets[i] == '^')
                halfsmile += 1;
        }
        return halfsmile;
    }

    public void solve() throws IOException{
        readInput();
        writeOutput(feteZambarete());
  }
    public static void main(String[] args) throws IOException {
        new Ursi().solve();
    }


}