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1 files changed, 35 insertions, 0 deletions
| -rw-r--r-- | Practicum/pract06/solutions/Task 01.cpp | 35 |
diff --git a/Practicum/pract06/solutions/Task 01.cpp b/Practicum/pract06/solutions/Task 01.cpp new file mode 100644 index 0000000..738b769 --- /dev/null +++ b/Practicum/pract06/solutions/Task 01.cpp @@ -0,0 +1,35 @@ +#include <string>
+#include <stack>
+
+class Solution
+{
+public:
+ bool isValid(std::string s)
+ {
+ std::stack<char> open;
+
+ for (char ch : s)
+ {
+ if (ch == '(' || ch == '{' || ch == '[')
+ {
+ open.push(ch);
+ }
+ else
+ {
+ if (open.empty())
+ return false;
+
+ if ((open.top() == '(' && ch == ')') ||
+ (open.top() == '{' && ch == '}') ||
+ (open.top() == '[' && ch == ']'))
+ {
+ open.pop();
+ continue;
+ }
+ return false;
+ }
+ }
+
+ return open.empty();
+ }
+};
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