First version

tests/ide_samples/Sum.java

@@ -0,0 +1,16 @@
+import java.lang.management.ManagementFactory;
+import java.util.Scanner;
+public class Sum {
+    public static void main(String[] args) {
+        if (!System.getProperty("java.version").equals("25.0.4.1"))
+            throw new IllegalStateException("Java 25.0.4.1 is required");
+        var vmArgs = ManagementFactory.getRuntimeMXBean().getInputArguments();
+        for (String flag : new String[]{"-Dfile.encoding=UTF-8", "-XX:+UseSerialGC", "-Xss64m", "-XX:TieredStopAtLevel=1", "-XX:ActiveProcessorCount=2", "-Xms2048m", "-Xmx2048m"})
+            if (!vmArgs.contains(flag)) throw new IllegalStateException("Missing " + flag);
+        System.out.println("Java " + System.getProperty("java.version"));
+        System.out.println("VM: " + vmArgs);
+        System.out.print("Input two integers: ");
+        Scanner in = new Scanner(System.in);
+        System.out.println("SUM = " + (in.nextLong() + in.nextLong()));
+    }
+}

tests/ide_samples/sum.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#ifdef __cplusplus
+#error This C file must be compiled as C, not C++.
+#endif
+#if __STDC_VERSION__ < 202311L
+#error C23 is required.
+#endif
+int main(void) {
+    long long a, b;
+    printf("C23 | GCC %s\nInput two integers: ", __VERSION__);
+    fflush(stdout);
+    if (scanf("%lld %lld", &a, &b) != 2) return 1;
+    printf("SUM = %lld\n", a + b);
+    return 0;
+}

tests/ide_samples/sum.cpp

@@ -0,0 +1,12 @@
+#include <iostream>
+#include <print>
+#if __cplusplus < 202302L
+#error C++23 is required.
+#endif
+int main() {
+    std::println("C++23 | GCC {}", __VERSION__);
+    std::cout << "Input two integers: " << std::flush;
+    long long a, b;
+    if (!(std::cin >> a >> b)) return 1;
+    std::println("SUM = {}", a + b);
+}

tests/ide_samples/sum.py

@@ -0,0 +1,8 @@
+import platform
+import sys
+assert platform.python_implementation() == 'PyPy'
+assert sys.pypy_version_info[:3] == (7, 3, 23)
+assert sys.version_info[:3] == (3, 11, 15)
+print('PyPy 7.3.23 | Python ' + platform.python_version())
+values = input('Input two integers: ').split()
+print('SUM =', sum(map(int, values)))