public static void main(String args[]) {

Scanner in = new Scanner(System.in);

Map<String, Integer> vars = new HashMap<>();

Map<String, Integer> labels = new HashMap<>();

Map<Integer, Integer> endif = new HashMap<>();

Map<Integer, Integer> loop = new HashMap<>();

Stack ifs = new Stack();

Stack fors = new Stack();

String temp;

ArrayList<String> code = new ArrayList<>();

while (true) {

temp = in.nextLine();

if (temp.equals("###")) {

break;

}

code.add(temp);

}

//temp = in.nextLine();

//code.add(temp);

int l = code.size();

String comp[];

int a, b, i;

a = b = i = 0;

for (i = 0; i < l; i++) {

comp = code.get(i).split(" ");

switch (comp[0]) {

case "SET":

if (!vars.containsKey(comp[2])) {

if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

vars.put(comp[2], 0);

}

}

if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

vars.put(comp[1], vars.get(comp[2]));

} else {

vars.put(comp[1], Integer.parseInt(comp[2]));

}

break;

case "ADD":

if (vars.containsKey(comp[1])) {

a = vars.get(comp[1]);

} else if (comp[1].compareTo("a") >= 0 && comp[1].compareTo("z") <= 0) {

vars.put(comp[1], 0);

a = vars.get(comp[1]);

} else {

a = Integer.parseInt(comp[1]);

}

if (vars.containsKey(comp[2])) {

b = vars.get(comp[2]);

} else if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

vars.put(comp[2], 0);

b = vars.get(comp[2]);

} else {

b = Integer.parseInt(comp[2]);

}

vars.put(comp[3], a + b);

break;

case "IF":

if (!vars.containsKey(comp[1])) {

if (comp[1].compareTo("a") >= 0 && comp[1].compareTo("z") <= 0) {

vars.put(comp[1], 0);

}

}

if (!vars.containsKey(comp[2])) {

if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

vars.put(comp[2], 0);

}

}

ifs.push(new Integer(i));

fors.push(new Integer(i));

break;

case "LABEL":

labels.put(comp[1], i);

break;

case "END":

endif.put((Integer) ifs.pop(), i);

if (!fors.empty()) {

fors.pop();

}

break;

case "CONTINUE":

loop.put(i, (Integer) fors.pop() - 1);

break;

default:

i = i; //do nothing

}

}

i = 0;

while (i < l) {

comp = code.get(i).split(" ");

switch (comp[0]) {

case "SET":

if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

vars.put(comp[1], vars.get(comp[2]));

} else {

vars.put(comp[1], Integer.parseInt(comp[2]));

}

break;

case "EXIT":

i = l - 1;

break;

case "ECHO":

if (vars.containsKey(comp[1])) {

System.out.println(vars.get(comp[1]));

} else if (comp[1].compareTo("a") >= 0 && comp[1].compareTo("z") <= 0) {

vars.put(comp[1], 0);

System.out.println(vars.get(comp[1]));

} else {

System.out.println(comp[1]);

}

break;

case "ADD":

if (vars.containsKey(comp[1])) {

a = vars.get(comp[1]);

} else {

a = Integer.parseInt(comp[1]);

}

if (vars.containsKey(comp[2])) {

b = vars.get(comp[2]);

} else {

b = Integer.parseInt(comp[2]);

}

vars.put(comp[3], a + b);

break;

case "GOTO":

i = labels.get(comp[1]);

break;

case "IF":

if (comp[1].compareTo("a") >= 0 && comp[1].compareTo("z") <= 0) {

if (vars.containsKey(comp[1])) {

a = vars.get(comp[1]);

}

} else {

a = Integer.parseInt(comp[1]);

}

if (comp[2].compareTo("a") >= 0 && comp[2].compareTo("z") <= 0) {

if (vars.containsKey(comp[2])) {

b = vars.get(comp[2]);

}

} else {

b = Integer.parseInt(comp[2]);

}

//System.out.print("a="+a+"b="+b);

if (a == b) {

break;

} else {

i = endif.get(i);

}

ifs.push(new Integer(i));

break;

case "LABEL":

break;

case "END":

if (!ifs.empty()) {

ifs.pop();

}

break;

case "CONTINUE":

i = loop.get(i); //line no. of if

break;

default:

i = i; //do nothing

}

//System.out.println("i="+i+" flag="+vars.get("flag"));

i++;

}

}