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#include<bits/stdc++.h> using namespace std; #define ll long long #define MAXN 500005 #define rep(n) for(int i=1;i<=n;i++) #define all(x) for(int i=(x).size()-1;i>=0;i--) string op[]={"ADD","SUB","MUL","MOD","DIV"}; void print(ll x,ll d) {