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4 values
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.*; public class Main { public static void main(String[]args){ Scanner kb = new Scanner(System.in); while(kb.hasNext()){ int n = kb.nextInt(); int m = kb.nextInt(); int a=m;//xiao int b=m;//zhong int c=m;//da int d=0; while(!(a==n&&b==n&&c==n)){ if(a>b){int t=a;a=b;b=t;...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int MX = -1; int main() { int a, b, c; int p, k; cin >> p >> k; a = b = c = k; int wyn = 0; while (1) { a = min(p, b + c - 1); if (a > b) swap(a, b); if (a > c) swap(a, c); if (b > c) swap(b, c); ++wyn; if (a == p && b == p && c == ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; void customrun() {} void fast() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); } bool isprime(long long n) { for (long long i = 2; (long long)i * i <= n; i++) { if (n % i == 0) { return false; } } return true; } long long fib(in...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; /** * Created by MohannadHassanPersonal on 9/14/16. */ public class MemoryAndDeEvolution { public static void main(String [] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReade...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = [int(x) for x in input().split(' ')] triset = [y] * 3 c = 0 while sum(triset) < x*3: triset.sort() triset[0] = triset[2] + triset[1] - 1 if triset[0] > x: triset[0] = x c += 1 print(c)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int x, y, count = 0; int ar[3]; cin >> x >> y; for (int i = 0; i < 3; i++) ar[i] = y; while (ar[0] + ar[1] + ar[2] != 3 * x) { ar[0] = min(x, ar[1] + ar[2] - 1); sort(ar, ar + 3); count++; } cout << count; return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
a,b = raw_input().split() a = int(a) b = int(b) if a == b: print 0 exit() c = 0 tri = [b,b,b] while 1: tri.sort() maxx = tri.pop() midd = tri.pop() minn = tri.pop() minn = midd + maxx - 1 if minn > a: minn = a tri = [minn, midd, maxx] c += 1 if tri == [a,a,a]: break print c
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.*; public class Main { static int i, j, k, n, m, t, y, x, sum = 0; static long mod = 1000000007; static FastScanner fs = new FastScanner(); static PrintWriter out =...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
//package cf712; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; public class cf3 { public static void main(String[] args){ BufferedReader br = new Buffered...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.Scanner; import java.util.Arrays; public class Main { static int x, y; public static void main(String[] args){ Scanner sc = new Scanner(System.in); x = sc.nextInt(); y = sc.nextInt(); int sec = 0; int[] tri = new int[]{y, y, y}; while(tri[0] != x || tri[1] != x || tri[2] != ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; struct cmp { bool operator()(pair<int, int> a, pair<int, int> b) { return a.second > b.second; } }; long long modpow(long long base, long long exp, long long mod) { base %= mod; long long result = 1; while (exp > 0) { if (exp & 1) result = (result * base) ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, input().split()) x, y = y, x A = x B = x curr = x count = 0 while curr < y: curr = B + A - 1 A, B = B, curr count += 1 count += 2 print(count)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
from sys import stdin n,m=map(int,stdin.readline().strip().split()) x=[m,m,m] ans=0 while not (x[0]>=n and x[1]>=n and x[2]>=n): ans+=1 x.sort() y=x[1]+x[2]-1 x[0]=y print(ans)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; /** * * @author arif_ * Algo: Greedy * Level: Medium */ public class CF_taskC{ /* START OF I/O ROUTINE */ // PrintWriter for faster output public static PrintWriter out; // MyInputReader class for faster input public static class MyInputReader { ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, input().split()) a, b, c = y, y, y ans = 0 while a < x: a, b, c = b, c, b + c - 1 ans += 1 print(ans)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; //sides: 22,22,22 //sides: 22,12,11 //sides: 4,12,11 //sides: 4,8,11 //sides: 4,8,5 //sides: 4,4,5 //sides: 4,4,4 //4 -> 22 //4,4,4 //5,5,5 //5,8,5 public class C ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { ios::sync_with_stdio(false); int x, y; cin >> x >> y; int testa = y, testb = y, testc = y; int turns = 0; while (true) { if (testa >= x && testb >= x && testc >= x) { cout << turns << endl; return 0; } turns++; if (turns ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; struct node { int x; int y; }; int main() { int x[3], y[3]; int n, m; while (~scanf("%d%d", &n, &m)) { int cnt = 0; x[0] = x[1] = x[2] = m; while (1) { sort(x, x + 3); if (x[2] >= n) break; x[0] = x[2] + x[1] - 1; cnt++; } ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, raw_input().split(' ')) t = [y, y, y] goal = 3 * x finish = False cnt = 0 while not finish: for i in range(3): cnt += 1 t[i] = min(sum(t) - t[i] - 1, x) if sum(t) == goal: finish = True break print cnt
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; public class C { public static void main(String[] args) { MyScanner sc = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int a = sc.nextInt(), b = sc.nextInt(); ArrayList<Integer> inp = new Arr...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, raw_input().split()) last = [y, y, y] ans = 0 while last != [x, x, x]: last.sort() last[0] = min(x, last[1]+last[2]-1) ans += 1 print ans
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int a, b, c, need; int k = 0; cin >> a >> need; if (a > need) swap(a, need); b = a; c = a; while (!(a == need && b == need && c == need)) { if (a <= b && a <= c) { a = min(need, (b + c - 1)); } else if (b <= a && b <= c) { b = ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
def increase_triangle_side(first_side, second_side, third_side, count_increas_times, ending_length): count_increas_times += 1 if first_side > second_side: first_side, second_side = second_side, first_side if first_side > third_side: first_side, third_side = third_side, first_side first_...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
s,e = map(int,raw_input().split()) a = max(s,e) b = min(s,e) count = 0 prev = b cur = b while(cur < a): cur,prev = cur+prev-1,cur count += 1 print count+2
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import sys fin = sys.stdin # fin = open('tri.in', 'r') while True: s = fin.readline().strip() if s == '': break x, y = [int(x) for x in s.split()] a, b, c = y, y, y time = 0 while a < x: time += 1 a, b, c = b, c, b + c - 1 print(time)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.lang.reflect.Array; import java.math.BigInteger; import java.text.Format; import java.util.*; public class Test { static BufferedReader in = null; static PrintWriter out = null; static StringTokenizer st = new StringTokenizer(""); static final boolean ONLINE_JUDGE = System.getProp...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x,y=[int(x) for x in input().split()] a,b,c=y,y,y ans=0 while a<x and b<x and c<x: mini=min(a,b,c) if mini==a: a=b+c-1 elif mini==b: b=a+c-1 else: c=a+b-1 ans+=1 print(ans+2)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
def main(): x, s = map(int, raw_input().split()) s2 = s3 = s ans = 0 while s < x: ans += 1 s, s2, s3 = s2, s3, s2 + s3 - 1 print ans if __name__ == '__main__': main()
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.*; import java.math.*; import java.io.*; import java.text.*; public class practice { // heloo world nudniobv udivbo // buyfhsfnoisdfnoi public static void merge(int arr[], int l, int m, int r) { // Find sizes of two subarrays to be merged int n1 = m - l + 1; int n2 ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#import sys n=map(int,raw_input().split()) n2=n[0] n1=n[1] if n1==n2: print 0 else: mn=99999999999 l=[n1,n1,n1] step=0 ind=0 while 1==1: #print l,step,ind if l[0]>=n2 and l[1]>=n2 and l[2]>=n2: break step+=1 ind=step%3 if ind==1 : #if l[ind]!=n2: l[ind]=l[2]+l[0]-1 #step+=1 '''if l[0]>...
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int a, b; cin >> a >> b; vector<int> t; t.push_back(b); t.push_back(b * 2 - 1); while (t.back() < a) { int n = t.size(); t.push_back(t[n - 1] + t[n - 2] - 1); } cout << (t.size() + 1) << endl; return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); Str...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; import java.math.*; /* * Created by Epsilon Alpha on 12-Sep-16 at 4:10 AM. */ public final class DeEvolution { public static void main(String[] args) throws Exception { Parser Reader = new Parser(System.in); OutputWriter Writer = new OutputWriter(System....
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
# -*- coding: utf-8 -*- import sys def some_func(): """ """ m,n = map(int,sys.stdin.readline().split()) count = 0 x,y,z = n,n,n while True: temp = z+y-1 if temp<m: x,y,z = y,z,temp count+=1 else: count+=1 break print ...
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; template <class T> T power(T N, T P) { return (P == 0) ? 1 : N * power(N, P - 1); } int main() { int x, y, ok; cin >> x >> y; priority_queue<int> pq; pq.push(y); pq.push(y); pq.push(y); int cnt = 0; while (1) { int a = pq.top(); pq.pop(); int b...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int x, y, cnt, a, b, c, mn; int main() { cin >> x >> y; a = y; b = y; c = y; while (a != x || b != x || c != x) { mn = min(a, min(b, c)); if (mn == a) a = min(x, b + c - 1); else if (mn == b) b = min(x, a + c - 1); else c = min(x,...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
[x,y] = map(int,raw_input().split()) time = 0 a = b = c = y while True: if a >= x and b >= x and c >= x: print time break time += 1 if time % 3 == 1: a = b + c - 1 elif time % 3 == 2: b = a + c - 1 else: c = a + b - 1
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.Arrays; import java.util.HashMap; import java.util.Map; import java.util.StringTokenizer; public class Main { static class InputReader { BufferedReader reader; StringTokenizer tokenizer; InputReader(InputStream stream) { reader = new BufferedR...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
# (a[0], a[1], a[2]) => (y, y, y) def triangle(a, y, prt=False): if min(a) >= y: return 0 elif a[1] + a[2] - 1 >= y: return triangle([a[1], a[2], y], y) + 1 else: return triangle([a[1], a[2], a[1] + a[2] - 1], y) + 1 def main(): x, y = list(map(int, input().split(' '))) pri...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.math.BigInteger; import java.util.*; import java.io.IOException; import java.io.InputStream; import java.util.stream.Collectors; public class Main { public static void main(String[] args) { File file = new File("in.txt"); InputStream inputStream = null; // try ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import sys i=lambda:sys.stdin.readline().strip() sys.setrecursionlimit(99999999) ii=lambda:map(int,i().split(" ")) x,y=ii() sides=[y,y,y] acc=0 while sides[0]<>x or sides[1]<>x or sides[2]<>x: sides.sort() sides[0]=min(x,sides[1]+sides[2]-1) acc+=1 print acc
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int a, b, cot; bool flag; int main() { scanf("%d%d", &a, &b); int b1, b2, b3; b1 = b, b2 = b, b3 = b; while (1) { flag = 0; if (b2 != a) { if (b1 + b3 <= a) { b2 = b1 + b3 - 1; cot++; } else { b2 = a; cot++; ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
n,m = map(int,input().split()) s = [m,m,m] ans = 0 while s[0] < n: val = min(n,s[1]+s[2]-1) s[0] = s[1] s[1] = s[2] s[2] = val ans+=1 print(ans)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int size1 = 4e5; const int INF = 2e9; int main() { int x, y; cin >> y >> x; int a = x, b = x, c = x; int k = 0; while (a != y) { k++; a = min(y, b + c - 1); if (a > b) { swap(a, b); } if (b > c) { swap(b, c); } } cout ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x,y=map(int,input().split()) a,b,c=y,y,y turn=0 while True: if a>=x and b>=x and c>=x: print(turn) break if turn%3==0: a=b+c-1 elif turn%3==1: b=c+a-1 else: c=a+b-1 turn+=1
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { long long int n, m; cin >> m >> n; long long int x1 = n, x2 = n, x3 = n, count = 0; while (1) { if (x2 + x3 > m) { count += 3; break; } x1 = x2 + x3 - 1; count++; if (x1 + x3 > m) { count += 3; break; } ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int x, y; scanf("%d%d", &y, &x); int a[3]; a[0] = x; a[1] = x; a[2] = x; int ans = 0; while (1) { sort(a, a + 3); if (a[0] == a[1] && a[1] == a[2] && a[2] == y) { printf("%d\n", ans); return 0; } a[0] = min(y, a[1] + ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int read() { int x = 0, f = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (ch == '-') f = -1; ch = getchar(); } while (ch >= '0' && ch <= '9') { x = x * 10 + ch - '0'; ch = getchar(); } return x * f; } int s[5]; int n, ans = 0; int ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; public class Main { public static void main(String[] args) throws IOException { InputReader in = new InputReader(); PrintWriter out = new PrintWriter(System.out); int test_cases = 1; Solver s = new Solver(); for (int i = 1; i <= test_cas...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int INF = int(1e9); const double EPS = 1e-8; struct debugger { template <typename T> debugger& operator,(const T& v) { cerr << v << " "; return *this; } } dbg; int main() { std::ios_base::sync_with_stdio(false); int x, y; cin >> y >> x; vector<in...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { long x, y, a[3]; cin >> x >> y; a[0] = a[1] = a[2] = y; long i = 0, cnt = 0; while (a[0] != x && a[1] != x && a[2] != x) { if (i > 2) i = 0; switch (i) { case 0: { a[0] = a[1] + a[2] - 1; if (a[0] > x) a[0] = x; } b...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
###### ### ####### ####### ## # ##### ### ##### # # # # # # # # # # # # # ### # # # # # # # # # # # # # ### ###### ######### # # # # # # ...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int p, q; while (cin >> p >> q) { int ans = 0; int a, b, c; a = b = c = q; while (c < p) { int newC = b + c - 1; a = b; b = c; c = newC; ans++; } if (a != p) ans++; if (b != p) ans++; cout << ans...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:1024000000,1024000000") using namespace std; const int INF = 0x3f3f3f3f; const double inf = 0x3f3f3f3f3f3f; const double PI = acos(-1.0); const double eps = 1e-8; const int maxn = 1e5 + 5; const int mod = 1e9 + 7; const int dr[] = {-1, 0, 1, 0}; const int dc[] = ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.*; import java.io.*; import java.math.*; import java.math.BigInteger; public class test { static long sum=0,sum1=Long.MAX_VALUE; static int count; public static void main(String args[]) { InputReader in = new InputReader(System.in); OutputStream outputStream = System.out; PrintWriter out = n...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; public class C { public static void main(String[] args) { MyScanner sc = new MyScanner(); out = new PrintWriter(new BufferedOutputStream(System.out)); int a = sc.nextInt(), b = sc.nextInt(); ArrayList<Integer> inp = new Arr...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
eKnBQaHTzrUcYtwjiVCG = map eKnBQaHTzrUcYtwjiVCo = int eKnBQaHTzrUcYtwjiVCX = input eKnBQaHTzrUcYtwjiVCA = sorted eKnBQaHTzrUcYtwjiVCN = min eKnBQaHTzrUcYtwjiVCF = print x, y = eKnBQaHTzrUcYtwjiVCG( eKnBQaHTzrUcYtwjiVCo, eKnBQaHTzrUcYtwjiVCX().split()) a, b, c = y, y, y k = 0 while a != x: a, b, c = eKnBQaHTzrUc...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int x, y; scanf("%d%d", &x, &y); int a[5], cnt = 0; a[0] = a[1] = a[2] = y; while (1) { sort(a, a + 3); if (a[0] < x) { a[0] = a[1] + a[2] - 1; } else { break; } cnt++; } printf("%d\n", cnt); }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
from random import random import math import re import fractions a, b = map(int, raw_input().split(" ")) # BF if a == b: print 0 else: r = [b, b, b] i = 0 while r[2] < a: t = min(r[0] + r[1] - 1, a) r = [t, r[0], r[1]] # print r i += 1 print i
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.Scanner; public class DeEvolution { public static int[] sort(int[] edges) { int a = edges[0]; int b = edges[1]; int c = edges[2]; if (b < a && b <= c) { int temp = a; a = b; b = temp; } else if(c < a && c <= b) { int temp = a; a = c; c = temp; } edges[0] = a; ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int x, y; cin >> x >> y; int a = min(x, y); int b = max(x, y); int arr[3]; for (int i = 0; i < 3; i++) { arr[i] = a; } long long res = 0; while (1) { sort(arr, arr + 3); int x = arr[1] + arr[2] - 1; if (arr[0] == b) break; ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int MAXN = 1E5 + 5; const int MOD = 1E9 + 7; const int MAXVALUE = 1E9 + 10; int x, y, ret = 0; int main() { cin >> x >> y; int a[5]; a[0] = a[1] = a[2] = y; while (true) { if (a[0] == a[1] && a[1] == a[2] && a[2] == x) break; sort(a, a + 3); a[0] =...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
/** * Author:-Harsh Chaudhari * College:-DA-IICT */ import java.util.*; import java.io.*; public class C712 { public static void main(String[] args) { InputReader s = new InputReader(System.in); PrintWriter out = new PrintWriter(System.out); /*My code starts here.*/ int n = s.nextInt(), k = s.nextInt(); ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.StringTokenizer; /** * Created by Admin on 16.09.2016. */ public class C_712 { static int get_i_min(int a[]){ int min = a[0], mini = 0; for (int i = 1; i < 3; i++) { if(a[i]...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; public class Main { public static void main(String args[])throws IOException { BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); String s=br.readLine(); String str[]=s.split(" "); int x=Integer.parseInt(str[0]); int y=Integer.parseInt(str[1]); ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.util.*; import java.math.*; public class Solve3 { static boolean isValid(int a, int b, int c) { return a + b > c && a + c > b && b + c > a; } public static void main(String[] args) { MyScanner scanner = new MyScanner(); PrintWriter out = new PrintWriter(new BufferedOutputStre...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> int main() { long x, y, a, b, c, tmp, count = 0; scanf("%ld%ld", &x, &y); a = y; b = y; c = y; while (c != x) { tmp = a + b - 1; if (tmp > x) tmp = x; c = b; b = a; a = tmp; count++; } printf("%ld\n", count); return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.*; import java.math.*; import java.util.*; import java.util.stream.*; @SuppressWarnings("unchecked") public class P712C { public void run() throws Exception { int aa = nextInt(), mm = nextInt(), a = Math.min(aa, mm), b = a, c = a, m = Math.max(aa, mm), k = 0; while (a != m) { a = b...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
/* package whatever; // don't place package name! */ import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ public class Ideone { public static void main (String[] args) throws java.lang.Exception { // your code goes here Scanner sc=new Sc...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws IOException{ Scanner sc = new Scanner(Sy...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.awt.Point; import java.awt.geom.Line2D; import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileReader; import java.io.OutputStream; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.security.GuardedObject; im...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int MAX = 3e6 + 7; const int mod = 998244353; const double eps = 1e-7; int ca = 1; int a[4]; int x, y; void solve() { scanf("%d%d", &x, &y); int ans = 0; a[0] = a[1] = a[2] = y; while (a[0] < x || a[1] < x || a[2] < x) { sort(a, a + 3); a[0] = a[2] + a...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int x, y, a[3], k; int main() { cin >> x >> y; swap(x, y); a[0] = a[1] = a[2] = x; while (a[0] < y || a[1] < y || a[2] < y) { if (a[0] > a[1]) swap(a[0], a[1]); if (a[1] > a[2]) swap(a[1], a[2]); if (a[0] > a[1]) swap(a[0], a[1]); a[0] = min(y, a[1] ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const long long int no = 3e6 + 5, modulo = 1e9 + 7, inf = 1e18, N = 3e3 + 1; long long int ar[no], br[no], cr[no]; long long int ans = 0; void calc(long long int x, long long int y, long long int z, long long int aim, long long int t) { if (x == aim and y == aim...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { priority_queue<int> qu; int x, y; cin >> x >> y; int step = 0; qu.push(y); qu.push(y); qu.push(y); for (;;) { int max1 = qu.top(); qu.pop(); int mid1 = qu.top(); qu.pop(); int min1 = qu.top(); qu.pop(); if (min1 == x ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 10; const int inf = 1e9; const int mod = 1e9 + 7; const long long INF = 1e18; int x, y, a, b, c, res; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cin >> x >> y; if (x < y + y) { return cout << 3, 0; } if (x == y + y) { ...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int,input().split()) a = [y,y,y] cnt = 0 while True: if a[0] == a[1] == a[2] == x: break if a[1] + a[2] > x: a[0] = x else: a[0] = a[1] + a[2] - 1 cnt+=1 a.sort() print(cnt)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const string NAME = "712C"; int x, y; void input() { cin >> x >> y; } void solve() { int a[] = {y, y, y}, res = 0; while (a[0] != x) { a[0] = min(x, a[1] + a[2] - 1); sort(a + 0, a + 3); res++; } cout << res; } int main() { ios_base::sync_with_stdio(fa...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x,y = map(int, raw_input().strip().split()) a = [y,y,y] count = 0 while (True): if (a[0] == a[1] == a[2] == x): break if (a[1] + a[2] > x): a[0] = x else: a[0] = a[1] + a[2] - 1 count += 1 a.sort() print count
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, raw_input().split()) r = [y] * 3 i = 0 while r[0] < x: r[0] = min(r[1]+r[2] - 1, x) r.sort() i += 1 print i
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Scanner; /** * Built using CHelper plug-in * Actual solution is at the top * * @author wistful */ public class Main { public static void main(String[] args) { InputStream i...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int m, n; int a[4]; while (~scanf("%d%d", &m, &n)) { int sum = 0; a[0] = n, a[1] = n, a[2] = n; while (a[0] < m) { sum++; a[0] = a[1] + a[2] - 1; sort(a, a + 3); } printf("%d\n", sum); } return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
g,a=[int(x) for x in input().split()] b=c=a s=0 while min(min(a,b),c)<g: s+=1 l=[a,b,c] l.sort() a,b,c=l a=min(g,c+b-1) print(s)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
n ,m=map(int,input().split()) a,b,c= m,m,m cou =0 if(n==m): print(0) exit() while(True): if(a<b): if(a<c): a = min(b+c-1,n) else: c= min(a+b-1,n) else: if(b<c): b=min(a+c-1,n) else: c= min(a+b-1,n) cou+=1 if(a==n and...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int x, y; cin >> x >> y; int ans = 0; vector<int> v(3, y); while (v[0] < x) { v[0] = min(v[1] + v[2] - 1, x); ans++; sort(v.begin(), v.end()); } cout << ans << endl; return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
s, d = map(int, raw_input().split()) #Reversing the solution d = [d] * 3 count = 0 while d[0] < s: d[0] = min(d[2] + d[1] - 1, s) d.sort() count += 1 print count
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x,y = map(int,input().split()) arr = [y,y,y] c = 0 t = 0 while True: if(arr.count(x)==3): break if(t==0): arr[0] = arr[1]+arr[2]-1 if(arr[0]>x): arr[0] = x t = 1 elif(t==1): arr[1] = arr[0]+arr[2]-1 if(arr[1]>x): arr[1] = x t =...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int x, y, a[4], sum; int main() { scanf("%d%d", &x, &y); for (int i = 1; i < 4; i++) a[i] = y; while (1) { sort(a + 1, a + 4); if (a[1] != x) { sum++; if (a[2] + a[3] > x) a[1] = x; else a[1] = a[2] + a[3] - 1; } if (a...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
A, B = map(int, raw_input().split()) count = 0 cur = [B] * 3 while cur[0] < A: cur[0] = min(A, cur[1] + cur[2] - 1) cur.sort() count += 1 print count
PYTHON
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; const int maxn = 1e3 + 10; int n, m, a[5]; int main() { int x, y; scanf("%d%d", &x, &y); for (int i = 1; i <= 3; i++) { a[i] = y; } int cnt = 0; while (1) { sort(a + 1, a + 1 + 3); a[1] = a[2] + a[3] - 1; cnt++; if (a[1] > x && a[2] > x && a[...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.*; import java.math.*; import java.io.*; public class Main { public static void main(String[] args) throws FileNotFoundException { InputReader in=new InputReader(System.in); PrintWriter out=new PrintWriter(System.out); //Scanner in=new Scanner(System.in); int n=in.nextInt(); int m=in.nex...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, input().split()) counter = 0 x, y = min(x,y), max(x,y) x1 = x x2 = x x3 = x while y > x1 or y > x2 or y > x3: if x1 != y: x1 = min(x3 + x2 - 1, y) counter += 1 if x2 != y: x2 = min(x1 + x3 - 1, y) counter += 1 if x3 != y: x3 = min(x1 + x2 - 1, y) ...
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int main() { int ar[5], n, i, j, k, x, y, s = 0; scanf("%d%d", &x, &y); ar[0] = y; ar[1] = y; ar[2] = y; while (1) { if (ar[0] == x && ar[1] == x && ar[2] == x) break; s++; sort(ar, ar + 3); n = ar[1] + ar[2] - 1; if (n <= x) ar[0] = n;...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.util.*; import java.io.*; public class he{ static int min(int a,int b){ return (a<b)?a:b; } public static void main(String[] args){ Scanner s = new Scanner(System.in); int x,y,z;int a; a = s.nextInt(); x = s.nextInt(); y = z = x; int c = 0; while(x<a || y<a || z<a){ if(x<y && x<z){ ...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
x, y = map(int, input().split()) temp = [y]*3 k = y cnt = 0 while k != x: temp.sort() temp[0] = min(temp[1]+temp[2]-1, x) k = min(temp) cnt += 1 print(cnt)
PYTHON3
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; import java.util.*; /** * Built using CHelper plug...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> using namespace std; int n; int main() { int x, y; scanf("%d %d", &x, &y); int x1 = y; int x2 = y; int x3 = y; int ans = 0; while (x1 < x) { x1 = (x2 + x3) - 1; swap(x1, x2); swap(x2, x3); ans++; } printf("%d", ans); return 0; }
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class problemC { static int x, y; public static void main(String[] args) throws Exception { BufferedReader r = new BufferedReader(new InputStreamReader(System.in)); PrintWri...
JAVA
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:36777216") using namespace std; const int N = 100001; int main() { int a, b, c, x, y; cin >> x >> y; a = b = c = y; int ans = 0; while (1) { ans++; c = a + b - 1; y = c; c = b; b = a; a = y; if (c >= x) break; } cout << a...
CPP
712_C. Memory and De-Evolution
Memory is now interested in the de-evolution of objects, specifically triangles. He starts with an equilateral triangle of side length x, and he wishes to perform operations to obtain an equilateral triangle of side length y. In a single second, he can modify the length of a single side of the current triangle such th...
2
9
// package CodeForces; import java.io.*; import java.util.*; public class Problem_712C { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(); PrintWriter pw = new PrintWriter(System.out); int x=sc.nextInt(),y=sc.nextInt(); int[]a=new int[3]; int min=Integer.MAX_VALUE; // ...
JAVA