c2

1sem/adaptation courses/08/24.cpp

@@ -0,0 +1,30 @@
+// ac_8_24.cpp
+// Горбацевич Андрей
+#include <iostream>
+#include <vector>
+#include <algorithm>
+using namespace std;
+
+vector<int> two_mins(const vector<int> &vec) {
+    vector<int> v = vec;
+    sort(begin(v), end(v));
+    v.resize(2);
+    return v;
+}
+
+int main() {
+    int N;
+    cout << "N >>>";
+    cin >> N;
+    vector<int> v;
+    v.reserve(N);
+    cout << "v[...] >>>";
+    for (int i = 0; i < N; i++) {
+        int j;
+        cin >> j;
+        v.push_back(j);
+    }
+    vector<int> nv = two_mins(v);
+    cout << "Two minimals is " << nv[0] << " and " << nv[1] << endl;
+    return 0;
+}

1sem/adaptation courses/08/25.cpp

@@ -0,0 +1,33 @@
+// ac_8_25.cpp
+// Горбацевич Андрей
+#include <iostream>
+#include <vector>
+#include <algorithm>
+#include <ctime>
+using namespace std;
+
+vector<int> max_diff(const vector<int> &vec) {
+    vector<int> v = vec;
+    sort(begin(v), end(v));
+    swap(*(v.end() - 1), v[1]);
+    v.resize(2);
+    return v;
+}
+
+int main() {
+    int N;
+    cout << "N >>>";
+    cin >> N;
+    vector<int> v;
+    v.reserve(N);
+    srand(time(0));
+    for (int i = 0; i < N; i++) {
+        int j = -5 + rand() % 10;
+        cout << j << " ";
+        v.push_back(j);
+    }
+    cout << endl;
+    vector<int> nv = max_diff(v);
+    cout << "Biggest diff is between " << nv[0] << " and " << nv[1] << " (eq. " << nv[0] - nv[1] << ")" << endl;
+    return 0;
+}

1sem/adaptation courses/08/26.cpp

@@ -0,0 +1,40 @@
+// ac_8_26.cpp
+// Горбацевич Андрей
+#include <iostream>
+#include <vector>
+using namespace std;
+
+vector<int> count_less(const vector<int> &vec, int h) {
+    vector<int> v;
+    v.reserve(vec.size());
+    for (size_t c = 0; c < vec.size(); c++) {
+        if (vec[c] < h) {
+            v.push_back(c);
+        }
+    }
+    return v;
+}
+
+int main() {
+    int N;
+    cout << "N >>>";
+    cin >> N;
+    vector<int> heights;
+    heights.reserve(N);
+    cout << "heights[...] >>>";
+    for (int i = 0; i < N; i++) {
+        int j;
+        cin >> j;
+        heights.push_back(j);
+    }
+    int h;
+    cout << "h >>>";
+    cin >> h;
+    vector<int> nv = count_less(heights, h);
+    cout << "Lesser indexes: ";
+    for (int ch : nv) {
+        cout << ch << " ";
+    }
+    cout << endl;
+    return 0;
+}