some programs!

cs101/dh_20260909_10_smaller_numbers.cpp

@@ -0,0 +1,50 @@
+#include <algorithm>
+#include <iostream>
+
+using namespace std;
+
+struct Number {
+    int value;
+    int index;
+
+    bool operator<(const Number& other) const {
+        return value < other.value;
+    }
+};
+
+constexpr int MAX_N = 1001;
+int n;
+Number numbers[MAX_N];
+int answers[MAX_N];
+
+void get_answers() {
+    sort(numbers, numbers + n);
+    int real_idx = 0;
+    for (int i = 0; i < n; i++) {
+        if (i == 0 || numbers[i].value != numbers[i - 1].value) { real_idx = i; }
+        answers[numbers[i].index] = real_idx;
+    }
+}
+
+void print_answers() {
+    for (int i = 0; i < n; i++) {
+        cout << answers[i] << endl;
+    }
+}
+
+int main() {
+    ios::sync_with_stdio(false);
+    cin.tie(nullptr);
+
+    cin >> n;
+    for (int i = 0; i < n; i++) {
+        cin >> numbers[i].value;
+        numbers[i].index = i;
+    }
+
+    get_answers();
+    print_answers();
+
+
+    return 0;
+}