adicionando soluções java e py

inclusao-de-subintervalos/problem.json

@@ -2,7 +2,7 @@
     "version": "1.0",
     "problem": {
         "title": "Inclusão de Subintervalos",
-        "event": "",
+        "event": "DS Contest-Tools",
         "time_limit": 1.0,
         "memory_limit_mb": 256,
         "input_file": "stdin",
@@ -26,7 +26,7 @@
         }
     },
     "author": {
-        "name": "",
+        "name": "Arthur Andrade D'Olival",
         "affiliation": "",
         "country": "",
         "email": ""
@@ -40,7 +40,7 @@
         "run_specific_solution": "",
         "generate_io_only": false,
         "generate_pdf_only": false,
-        "cpu_count": 1,
+        "cpu_count": 0,
         "build_pdf": true,
         "pdf_format": "ds",
         "io_samples": 2
@@ -49,7 +49,8 @@
         "main-ac": "ac.cpp",
         "alternative-ac": [
             "caio.cpp",
-            "saad.py"
+            "saad.py",
+            "luma.py"
         ],
         "wrong-answer": [
             "wa.cpp"