'commit'

TangDou/LuoGuBook/P1980_Study.cpp

@@ -0,0 +1,20 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+int x;
+const int N = 10;
+int b[N];
+// int -> INT_MAX-> 2^31-1
+// 2147483647
+// 1124324234 不溢出
+// 0232300000
+int main() {
+    cin >> x;
+    while (x) {
+        int a = x % 10;
+        b[a]++;
+        x /= 10;
+    }
+    for (int i = 0; i <= 9; i++) cout << b[i] << " ";
+    return 0;
+}