~cpp
#include <iostream>
#include <fstream>
#include <string>
#include <cstdlib>
using namespace std;
int main(){
string num[100];
int array = 0;
int temp1 = 0;
int temp2 = 0;
ifstream fin(".txt");
ofstream fout("결과.txt");
for (int i =0; i<100; i++){
num[i] = "000";
}
while(!fin.eof()){
string instruction;
fin >> instruction;
if (instruction[0] != '*') {
num[array] = instruction;
array++;
}
else array = atoi(instruction.substr(1, 2).c_str());
}
array = 0;
while(num[array] != "000"){
if (num[array] == "901") {
cout << " : ";
cin >> temp1;
}
else if (num[array] == "902")
cout << " : " << temp1;
else if (num[array] == "000") break;
else if (num[array][1] == '1') {
temp2 = num[array].substr(1,2).c_str());
temp1 += temp2;
}
else if (num[array][1] == '2') {
temp2 = num[array].substr(1,2).c_str());
temp1 -= temp2;
}
else if (num[array][1] == '3') {
temp2 = num[array].substr(1,2).c_str());
temp1 += temp2;
}
else if (num[array][1] == '5') {
temp2 = num[array].substr(1,2).c_str());
temp1 += temp2;
}
}
for (i = 0; i< 100; i++){
cout << instruction[i];
if ((i%10) == 0) cout << endl;
}
return 0;
}