Submission #1059533

#	Time	Username	Problem	Language	Result	Execution time	Memory
1059533		LittleOrange	Bit Shift Registers (IOI21_registers)	C++17	21 / 100	1 ms	348 KiB

registers

#include "registers.h"
#include<bits/stdc++.h>
using namespace std;
using ll = int;
const ll m = 100, b = 2000;

void construct_instructions(int s, int n, int k, int q) {
	auto get_num = [&](ll t, ll x, ll i){
		append_left(t,x,b-(i+1)*k);
		append_right(t,t,b-k);
		//append_print(t);
	};
	if (s==0){
		get_num(1,0,0);
		vector<bool> one(b,0);
		one[0] = true;
		append_store(m-1,one);
		auto neg = [&](ll t, ll x){
			append_not(t,x);
			append_add(t,t,m-1);
		};
		auto abs = [&](ll t, ll x, ll tmp){
			neg(t,x);
			append_right(tmp,x,b-k);
			append_and(tmp,t,tmp);
			append_not(t,x);
			append_right(t,t,b-k);
			append_and(t,t,x);
			append_add(t,t,tmp);
		};
		auto uabs = [&](ll t, ll x, ll tmp){
			neg(t,x);
			append_not(tmp,x);
			append_right(tmp,tmp,b-k*2);
			append_and(tmp,t,tmp);
			append_right(t,x,b-k*2);
			append_and(t,t,x);
			append_add(t,t,tmp);
		};
		for(ll i = 1;i<n;i++){
			get_num(2,0,i);
			neg(3,2);
			append_add(3,1,3);
			uabs(4,3,5);
			//append_print(4);
			//append_print(4);
			append_add(3,1,2);
			//append_print(3);
			append_add(3,3,4);
			//append_print(3);
			append_right(i+1<n,3,1);
		}
	}
}

Compilation message (stderr)

registers.cpp: In function 'void construct_instructions(int, int, int, int)':
registers.cpp:22:8: warning: variable 'abs' set but not used [-Wunused-but-set-variable]
   22 |   auto abs = [&](ll t, ll x, ll tmp){
      |        ^~~

• Subtask 1: 10 / 10
• Subtask 2: 11 / 11
• Subtask 3: 0 / 12
• Subtask 4: 0 / 25
• Subtask 5: 0 / 13
• Subtask 6: 0 / 29