Added routine to capture edge inputs and break into substrings

Project12/Project12.cpp

@@ -31,14 +31,33 @@ Notes
 
 #include <iostream>
 #include "digraph.h"
+#include <string>
+#include <sstream>
+
+using namespace std;
 
 int main() {
     int nodes;
+    string edgeInput;
 
     cout << "How many nodes will the digraph have?\nEnter number of nodes: ";
     cin >> nodes;
 
     vector<vector<int>> relations;
 
+    cout << "\nEnter the node connections in the format \"X-Y\" where\n"
+        << "X is the source node and Y is the destination node\n";
+    cout << "Valid nodes range from 0 to " << nodes << " inclusive.\n"
+        << "Enter \'q\' to stop edge entry.\n";
+    
+    while (edgeInput != "q") {
+        cout << "\nEdge: ";
+        cin >> edgeInput;
 
+        string a, b;
+        stringstream ss(edgeInput);
+        getline(ss, a, '-');
+        getline(ss, b, '-');
+        
+    }
 }