Убраны лишние скобки для построения представлений функций

2021-05-08 20:19:39 +03:00
parent e9840a1bbb
commit 1ee802d8f2
1 changed files with 1 additions and 1 deletions
--- a/main.cpp
+++ b/main.cpp
@@ -238,7 +238,7 @@ vector<MyFunction> get_linear_combinations(const vector<MyFunction> &linear_comp
 }

 string preprocess_factor(string factor) {
-    if ( factor.find("+") != string::npos and factor.find("*") == string::npos )
+    if ( factor.find("+") != string::npos and factor.find("*") == string::npos and factor[0] !='(' and factor[factor.size() - 1] != ')')
        return "(" + factor + ")";
    return factor;
 }