Main.cc: In function ‘int main()’: Main.cc:11:2: error: ‘sort’ was not declared in this scope sort(a + 1,a + n + 1); ^~~~ Main.cc:11:2: note: suggested alternative: ‘qsort’ sort(a + 1,a + n + 1); ^~~~ qsort Main.cc:12:2: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int i = 1;i <= n;i++) ^~~ Main.cc:14:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’ cout << a[i] << endl; ^~~~ Main.cc:14:13: error: ‘i’ was not declared in this scope cout << a[i] << endl; ^ Main.cc: At global scope: Main.cc:16:2: error: expected unqualified-id before ‘return’ return 0; ^~~~~~ Main.cc:17:1: error: expected declaration before ‘}’ token } ^