'commit'

TangDou/LanQiaoBei/ZhongGaoJi/LanQiao15STEMA202312/10.cpp

@@ -0,0 +1,23 @@
+#include <bits/stdc++.h>
+using namespace std;
+int k;
+string kill(string s) {
+    int p = s[s.size() - 1]; // 最后一位是默认值
+    for (int i = 0; i < s.size() - 1; i++)
+        if (s[i + 1] > s[i]) {
+            p = i;
+            break;
+        }
+    string res;
+    for (int i = 0; i < s.size(); i++)
+        if (i != p) res += s[i];
+    return res;
+}
+
+int main() {
+    string s;
+    cin >> s >> k;
+    for (int i = 1; i <= k; i++) s = kill(s);
+    cout << s << endl;
+    return 0;
+}