diff --git a/src/config/judge.ts b/src/config/judge.ts
index 8110d9d..932d804 100644
--- a/src/config/judge.ts
+++ b/src/config/judge.ts
@@ -1,3 +1,24 @@
+// Result type definitions
+export enum ExitCode {
+  AC  = 0,  // Accepted
+  WA  = 1,  // Wrong Answer
+  TLE = 2,  // Time Limit Exceeded
+  MLE = 3,  // Memory Limit Exceeded
+  RE  = 4,  // Runtime Error
+  CE  = 5,  // Compilation Error
+  PE  = 6,  // Presentation Error
+  OLE = 7,  // Output Limit Exceeded
+  SE  = 8,  // System Error
+  SV  = 9   // Security Violation
+}
+
+export type JudgeResult = {
+  output: string;
+  exitCode: ExitCode;
+  executionTime?: number;
+  memoryUsage?: number;
+};
+
 export interface LanguageConfig {
   id: string;
   label: string;