finish the program and fix when a wire goes undefined

Radec/Radec/circuit7.txt

@@ -1,5 +1,5 @@
 CIRCUIT DrivesTwo
-INPUT   A    1DrivesTwo
+INPUT   A    1
 OUTPUT  B    3
 OUTPUT  C    4
 NOT     2ns  1   3

Radec/Radec/ff.txt

@@ -0,0 +1,7 @@
+CIRCUIT flipflop1
+INPUT   R    1
+INPUT   S    2
+OUTPUT  O    3
+NOR     2ns  2   3   4
+NOR     2ns  1   4   3
+

Radec/Radec/ff_v.txt

@@ -0,0 +1,12 @@
+VECTOR flipflop1
+INPUT R  0  1
+INPUT S  0  1
+INPUT R  1  0
+INPUT S  1  0
+INPUT S  2  1
+INPUT S  3  0
+INPUT S  5  1
+INPUT S  6  0
+INPUT R  9  1
+INPUT R 10  0
+

circuit/circuit7.txt

@@ -1,5 +1,5 @@
 CIRCUIT DrivesTwo
-INPUT   A    1DrivesTwo
+INPUT   A    1
 OUTPUT  B    3
 OUTPUT  C    4
 NOT     2ns  1   3

src/NandGate.cpp

@@ -11,7 +11,6 @@ NandGate::NandGate(int d, Wire * wire1, Wire * wire2, Wire * wire3)
 
 Event NandGate::evaluate(int evTime)
 {
-	cout << evTime << " " << in1->getValue(evTime) << " " << in2->getValue(evTime) << endl;
 	if (in1->getValue(evTime) == 0 || in2->getValue(evTime) == 0) {
 		return Event(1, evTime + delay, out);
 	}

src/Simulation.cpp

@@ -110,8 +110,8 @@ bool Simulation::parseVector(string fileName) {
 		return false;
 	}
 
-	string tmpString;
+	string tmpString, valInt;
-	int timeInt, valInt;
+	int timeInt;
 	Wire *tmpWire = nullptr;
 
 	// get rid of first line
@@ -129,7 +129,12 @@ bool Simulation::parseVector(string fileName) {
 			}
 		}
 
-		e.push(Event(valInt, timeInt, tmpWire));
+		if (valInt == "X") {
+			e.push(Event(-1, timeInt, tmpWire));
+		}
+		else {
+			e.push(Event(atoi(valInt.c_str()), timeInt, tmpWire));
+		}
 	}
 }