纠正错误

tianbianren · Aug 15, 2019 · cce2cbf · cce2cbf
1 parent 64b177b
commit cce2cbf
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/excersize/ch06.md b/excersize/ch06.md
@@ -32,7 +32,7 @@
          return s;
    }
 (b) void f2(int i) { /* ... */ }
-(c) int calc(int v1, int v2) { /* ... */ }
+(c) int calc(int v1, int v2) { /* ... */ return ; }
 (d) double square (double x) { return x * x; }
 ```
 
@@ -48,8 +48,8 @@ int fact(int i)
 {
     if(i<0)
     {
-        runtime_error err("Input cannot be a negative number");
-        cout << err.what() << endl;
+        std::runtime_error err("Input cannot be a negative number");
+        std::cout << err.what() << std::endl;
     }
     return i > 1 ? i * fact( i - 1 ) : 1;
 }