
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {

  public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  }
} import java.util.ArrayList; ArrayList java.util import java.util.List; List java.util import java.util.Scanner; Scanner java.util public class Main {

  public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  }
} Main public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  } main {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) List<Integer> iList = new ArrayList<Integer>(); iList new ArrayList<Integer>() iList.add(sc.nextInt()) iList.add iList sc.nextInt() sc.nextInt sc iList.add(sc.nextInt()) iList.add iList sc.nextInt() sc.nextInt sc iList.add(sc.nextInt()) iList.add iList sc.nextInt() sc.nextInt sc int fCount = 0; fCount 0 int sCount = 0; sCount 0 for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    } int i iList {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    } {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    } if (i == 5) {
        fCount++;
      } i == 5 i 5 {
        fCount++;
      } fCount++ fCount if (i == 7) {
        sCount++;
      } i == 7 i 7 {
        sCount++;
      } sCount++ sCount if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    } fCount == 2 && sCount == 1 fCount == 2 fCount 2 sCount == 1 sCount 1 {
      System.out.println("YES");
    } System.out.println("YES") System.out.println System.out System System.out "YES" {
      System.out.println("NO");
    } System.out.println("NO") System.out.println System.out System System.out "NO" String[] args args public class Main {

  public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  }
} public class Main {

  public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  }
} Main

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;

public class Main {

  public static void main(String[] args) {
    // TODO 自動生成されたメソッド・スタブ
    Scanner sc = new Scanner(System.in);
    List<Integer> iList = new ArrayList<Integer>();

    iList.add(sc.nextInt());
    iList.add(sc.nextInt());
    iList.add(sc.nextInt());

    int fCount = 0;
    int sCount = 0;
    for (int i : iList) {
      if (i == 5) {
        fCount++;
      }
      if (i == 7) {
        sCount++;
      }
    }

    if (fCount == 2 && sCount == 1) {
      System.out.println("YES");
    } else {
      System.out.println("NO");
    }
  }
}
