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#include <iostream>
#include <limits>
#include <algorithm>
#include <numeric>
#include <string>
#include <utility>
#include <cstdlib>
#include <vector>
#include <sstream>
using namespace std;
int reg[1000];
string ram[1000];
inline void set_to(int& a, const int& b)
{
a = b;
a %= 1000;
}
inline string to_str(int a)
{
ostringstream sout;
sout << a;
return sout.str();
}
inline int to_int(string S)
{
istringstream s(S);
int a;
s >> a;
return a;
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(NULL);
int T;
cin >> T;
string L;
getline(cin, L);
getline(cin, L);
while (T--)
{
fill(reg, reg + 1000, 0);
fill(ram, ram + 1000, "");
int i = 0;
while (getline(cin, L) && L != "")
ram[i++] = L;
i = 0;
int cnt = 0;
bool is_on = true;
while (is_on)
{
++cnt;
L = ram[i];
switch (L[0]-'0')
{
case 1:
is_on = false;
break;
case 2:
set_to(reg[L[1] - '0'], L[2] - '0');
break;
case 3:
set_to(reg[L[1] - '0'], reg[L[1] - '0'] + L[2] - '0');
break;
case 4:
set_to(reg[L[1] - '0'], reg[L[1] - '0'] * (L[2] - '0'));
break;
case 5:
set_to(reg[L[1] - '0'], reg[L[2] - '0']);
break;
case 6:
set_to(reg[L[1] - '0'], reg[L[1] - '0'] + reg[L[2] - '0']);
break;
case 7:
set_to(reg[L[1] - '0'], reg[L[1] - '0'] * (reg[L[2] - '0']));
break;
case 8:
set_to(reg[L[1] - '0'], to_int(ram[reg[L[2] - '0']]));
break;
case 9:
ram[reg[L[2] - '0']] = to_str(reg[L[1] - '0']);
break;
case 0:
if (reg[L[2] - '0'])
i = reg[L[1] - '0'] - 1;
break;
}
++i;
}
cout << cnt << endl;
if (T)
cout << endl;
}
}
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