'commit'

TangDou/DianZiXieHuiLevel1/8.cpp

@@ -0,0 +1,20 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    int m, k, c = 0;
+    cin >> m >> k;
+    if (m % 19 != 0) {
+        printf("NO");
+        return 0;
+    }
+    //经典的数位分离办法
+    while (m) {
+        if (m % 10 == 3) c++;
+        m /= 10;
+    }
+    if (c == k) printf("YES");
+    else printf("NO");
+    return 0;
+}