Fix cpp, add level when making post.

@@ -18,12 +18,21 @@ export class PostService {
     example: string,
     testinput: string[],
     testoutput: string[],
+    difficulty: number,
   ) {
     const user = await this.auth.validateUser(
       (
         await this.auth.getUserFromToken(token)
       ).id,
     );
+    let level: Level;
+    if (difficulty == 1) {
+      level = 'LOW';
+    } else if (difficulty == 2) {
+      level = 'MEDIUM';
+    } else {
+      level = 'HIGH';
+    }
     const post = await this.prisma.post.create({
       data: {
         author: {
@@ -37,6 +46,7 @@ export class PostService {
         example: example,
         testinput: testinput,
         testoutput: testoutput,
+        level: level,
       },
     });
     return post;

@@ -85,7 +85,7 @@ export class RunnerService {
   cpp(body: any, location: string) {
     const output: Array<string> = [];
     if (body.input == []) {
-      const test = child_process.spawnSync('gcc', [location, '-o', 'tmp'], {
+      const test = child_process.spawnSync('g++', [location, '-o', 'tmp'], {
         encoding: 'utf8',
         shell: true,
       });
@@ -101,7 +101,7 @@ export class RunnerService {
       output.push(result.stdout as string);
     }
     for (const ip of body.input) {
-      const test = child_process.spawnSync('gcc', [location, '-o', 'tmp'], {
+      const test = child_process.spawnSync('g++', [location, '-o', 'tmp'], {
         encoding: 'utf8',
         shell: true,
       });
@@ -176,7 +176,7 @@ export class RunnerService {
       output.push(result.stdout as string);
     }
     for (const ip of body.input) {
-      const result = child_process.spawnSync('go', ['run', location], {
+      const result = child_process.spawnSync('ts-node', ['run', location], {
         encoding: 'utf8',
         shell: true,
         input: ip,