feat(DP): new problem formated

estouro/src/ac.cpp

@@ -0,0 +1,30 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main()
+{
+   int N;
+   cin >> N;
+   vector<int> balloons(N);
+   for (int i = 0; i < N; i++)
+      cin >> balloons[i];
+
+   int n = balloons.size();
+   balloons.insert(balloons.begin(), 1);
+   balloons.push_back(1);
+   vector<vector<int>> dp(balloons.size(), vector<int>(balloons.size(), 0));
+   for (int len = 1; len <= n; ++len)
+   {
+      for (int left = 1; left <= n - len + 1; ++left)
+      {
+         int right = left + len - 1;
+         for (int k = left; k <= right; ++k)
+            dp[left][right] = max(dp[left][right], balloons[left - 1] * balloons[k] * balloons[right + 1] + dp[left][k - 1] + dp[k + 1][right]);
+      }
+   }
+
+   cout << dp[1][n] << endl;
+
+   return 0;
+}

estouro/src/checker.cpp

@@ -0,0 +1,19 @@
+#include "testlib.h"
+#include <bits/stdc++.h>
+
+
+using namespace std;
+
+
+int main(int argc, char *argv[]) {
+    setName("compare two signed int%d's", 8 * int(sizeof(int)));
+    registerTestlibCmd(argc, argv);
+
+    int ja = ans.readInt();
+    int pa = ouf.readInt();
+
+    if (ja != pa)
+        quitf(_wa, "expected %d, found %d", ja, pa);
+
+    quitf(_ok, "answer is %d", ja);
+}

estouro/src/generator.cpp

@@ -0,0 +1,108 @@
+#include "testlib.h"
+#include <bits/stdc++.h>
+
+using namespace std;
+
+const int MIN_N = 1;
+const int MAX_N = 300;
+const int MIN_NI = 0;
+const int MAX_NI = 100;
+
+const int rnd_test_n = 100;
+
+template <typename T> void append(vector<T> &dest, const vector<T> &orig) {
+	dest.insert(dest.end(), orig.begin(), orig.end());
+}
+
+string output_tc(int n, const vector<int>& nums) {
+	ostringstream oss;
+    oss << n << endl;
+    for (int i = 0; i < nums.size(); i++) {
+        if (i != 0) oss << " ";
+        oss << nums[i];
+    }
+    oss << endl;
+	return oss.str();
+}
+
+vector<string> generate_sample_tests() {
+	vector<string> tests;
+    tests.push_back(output_tc(4, {3, 1, 5, 8}));
+    tests.push_back(output_tc(2, {1, 5}));
+	return tests;
+}
+
+vector<string> generate_manual_tests() {
+	vector<string> tests;
+	tests.push_back(output_tc(10, {1,1,1,1,1,1,1,1,1,0}));
+	tests.push_back(output_tc(10, {0,0,0,0,0,0,0,0,0,0}));
+	return tests;
+}
+
+string rnd_test(int i){
+    int min_n = MIN_N;
+    int max_n = MAX_N;
+    
+    if(i<rnd_test_n / 3){
+        max_n = 5;
+    }
+    else if(i<rnd_test_n / 2){
+        max_n = 20;
+    }
+
+    int x = rnd.next(min_n, max_n);
+    vector<int> nums(x);
+    for (int i = 0; i < x; i++) {
+        nums[i] = rnd.next(MIN_NI, MAX_NI);
+    }
+
+    return(output_tc(x, nums));
+}
+
+vector<string> generate_random_tests() { 
+    vector<string> tests;
+    for (int i = 0; i < rnd_test_n; i++){
+        tests.push_back(rnd_test(i));
+    } 
+    return tests;
+}
+
+string extreme_test_1(){
+    vector<int> nums(300);
+    for (int i = 0; i < 300; i++) {
+        nums[i] = MAX_NI;
+    }
+
+    return(output_tc(MAX_N, nums));
+}
+
+string extreme_test_2(){
+    vector<int> nums(300);
+    for (int i = 0; i < 300; i++) {
+        nums[i] = (i % 100) + 1;
+    }
+
+    return(output_tc(MAX_N, nums));
+}
+
+vector<string> generate_extreme_tests(){
+    vector<string> tests;   
+    tests.push_back(extreme_test_1());
+    tests.push_back(extreme_test_2());
+    return tests;
+}
+
+int main(int argc, char *argv[]) {
+	registerGen(argc, argv, 1);
+	vector<string> tests;
+	size_t test = 0;
+	append(tests, generate_sample_tests());
+	append(tests, generate_manual_tests());
+	append(tests, generate_random_tests());
+	append(tests, generate_extreme_tests());
+	for (const auto &t : tests) {
+		startTest(++test);
+		cout << t;
+	}
+	return 0;
+}

estouro/src/script.sh

@@ -0,0 +1 @@
+generator

estouro/src/validator.cpp

@@ -0,0 +1,18 @@
+#include "testlib.h"
+#include <bits/stdc++.h>
+
+using namespace std;
+
+
+int main(int argc, char* argv[]) {
+    registerValidation(argc, argv);
+    int n = inf.readInt(1, 300, "n");
+    inf.readEoln();
+    for (int i = 0; i < n; i++) {
+        if (i != 0) inf.readSpace();
+        inf.readInt(0, 100, "nums[" + to_string(i) + "]");
+    }
+    inf.readEoln();
+    inf.readEof();
+    return 0;
+}