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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.io.*; import java.util.*; public class C { public static void solution(BufferedReader reader, PrintWriter writer) throws IOException { In in = new In(reader); Out out = new Out(writer); int x = in.nextInt(), y = in.nextInt(); int cnt = 0; int[] a = ne...
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 Main { FastScanner in; PrintWriter out; static class FastScanner { BufferedReader br; StringTokenizer st; FastScanner(InputStream in) { br = new BufferedReader(new InputStreamReader(in)); ...
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()) ans = 0 a=b=c=y while not (a>=x and b>=x and c>=x): if ans%3==0: a = b+c-1 elif ans%3==1: b = a+c-1 else: c = a+b-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
#include <bits/stdc++.h> #pragma comment(linker, "/STACK:1024000000,1024000000") using namespace std; bool check(vector<int> a, int y) { return a[0] == y && a[1] == y && a[2] == y; } int get_sum(vector<int> a) { int m = *min_element(a.begin(), a.end()); for (int i = 0; i < 3; i++) { if (a[i] == m) { for (...
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; public class C { static class N implements Comparable<N> { int x, y; N(int a, int b) { x = a; y = b; } @Override public int compareTo(N o) { return Integer.compare(x, o.x); } } public static void main(String[] args) throws Exc...
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.*; import java.io.*; import java.util.*; public class Abc { public static void main(String[] args) throws Exception { FastReader sc = new FastReader(); int x=sc.nextInt(),y=sc.nextInt(); int cnt=0,a=y,b=y,c=y; while (true){ if (Math.min(Math.min(a,b),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
def triangle(sides, goal): ordered = sorted(sides) if ordered[0] == goal and ordered[2] == goal: return 0 ordered[0] = min(ordered[2]+ordered[1]-1, goal) return 1 + triangle(ordered, goal) x,y = map(int,raw_input().split()) print triangle([y,y,y],x)
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, x, y; cin >> x >> y; b = c = a = y; int lol[4]; lol[0] = lol[1] = lol[2] = y; int k = 0; while (lol[0] != x || lol[1] != x || lol[2] != x) { sort(lol, lol + 3); lol[0] = min(lol[2] + lol[1] - 1, x); k++; } cout << k <<...
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 CF; import java.io.BufferedReader; import java.io.FileReader; 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 B { public static void main(String[] args) throws ...
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()) if x//2<y: print(3) else: lis=[y]*3 c=0 while max(lis)<x: a=lis[1]+lis[2] lis.sort() lis[0]=a-1 lis.sort() # print(lis) c+=1 print(c+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
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.Arrays; import java.util.StringTokenizer; public class C { public static void main(String[] args) throws IOException { Scanner sc = new Scanner(System.in); int x = sc.nextIn...
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; public class CF712C { public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); String[] givStr = br.readLine().split(" "); int x = Integer.par...
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 def fastio(): from io import StringIO from atexit import register global input sys.stdin = StringIO(sys.stdin.read()) input = lambda : sys.stdin.readline().rstrip('\r\n') sys.stdout = StringIO() register(lambda : sys.__stdout__.write(sys.stdout.getvalue())) fastio() INF = 10**20 ...
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.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; public class P1 { public static void main(String[] args) throws Exception { Scanner sc = new Scan...
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 x, y; int a[3]; int res; int main() { scanf("%d %d", &x, &y); res = 0; a[0] = a[1] = a[2] = y; while (1) { if (a[1] + a[2] - 1 >= x) { res += 3; break; } a[0] = a[1]; a[1] = a[2]; a[2] = a[0] + a[1] - 1; res++; } printf("%d\n", res); return ...
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 a, b, s, s1, m, n, y; int main() { cin >> a >> b; s = b; s1 = b; m += b * 3; while (s != a || s1 != a || a != b) { y++; n = min(min(s, b), s1); m -= n; if (n == b) { if (m - 1 <= a) b = m - 1, m += m - 1; else b = 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 main() { int a[4], b, val1, val2, c, ans = 0; cin >> val1 >> val2; a[0] = a[1] = a[2] = val2; while (a[0] < val1 || a[1] < val1 || a[2] < val1) { sort(a, a + 3); a[0] = a[1] + a[2] - 1; ans++; } printf("%d\n", 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.util.*; import java.lang.*; import java.io.*; public class CodeforcesDiv2_370_Problem3 { public static void main(String[] args) { CodeforcesDiv2_370_Problem3 codeforces = new CodeforcesDiv2_370_Problem3(); Scanner scanner = new Scanner(System.in); int x = scanner.nextInt(); int y = scanner.nextI...
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; inline void relax(long long& val, long long newval) { if (val == -1) { val = newval; } else { val = min(val, newval); } } void main1() { string s; getline(cin, s); map<char, int> count; for (auto c : s) { count[c]++; } int ans = abs(count['L'] ...
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.Arrays; import java.util.Scanner; public class Main { public static void main(String[] args) { // write your code here Scanner sc = new Scanner(System.in); int x = sc.nextInt(); int y = sc.nextInt(); int ans = 0; int a[] = {y,y,y}; while(a[0] < x) ...
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,b=map(int,input().split()) l=[b,b,b] k=0 while l[0]!=a or l[1]!=a or l[2]!=a : l[0]=min(a,l[2]+l[1]-1) l=sorted(l) k+=1 print(k)
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
__author__ = 'choo-choo' x,y = map(int,raw_input().split()) def checktraingle(points): if(points[1]>points[2]): if(points[1]+points[2]-1 < x ): return [points[2],points[1],points[1]+points[2]-1] else: return [points[2],points[1],x] else : if(points[1]+points[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 java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int x = scanner.nextInt(); int y = scanner.nextInt(); // from x --> y int a, b, c; a = b = c = y; int remainLength = 3 * x - 3 * y; int ans = 0; while (remainLength > 0)...
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 x, y; string s; bool isEquilateral(int t[], int x) { return t[0] == x && t[1] == x && t[2] == x; } int main() { cin >> x >> y; int t[3]; int steps; t[0] = y; t[1] = y; t[2] = y; steps = 0; while (true) { sort(t, t + 3); if (t[0] == x && t[2] ==...
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 codeforces { public static void main(String[] args) { InputReader in = new InputReader(System.in); PrintWriter pw = new PrintWriter(System.out); int x = in.nextInt(); int y = in.nextInt(); int a = y, b = y, c = y, max, ...
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() { #pragma warning(disable : 4996) int x, y, a, b, c, ans = 0; scanf("%d%d", &x, &y); int ar[3] = {y, y, y}; while (ar[0] != x || ar[1] != x || ar[2] != x) { ar[0] = min(x, ar[1] + ar[2] - 1); sort(ar, ar + 3); ans++; } printf("%d", 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
import java.util.*; public class div2_370C { public static void main(String[] args) { @SuppressWarnings("resource") Scanner sc = new Scanner(System.in); long x = sc.nextLong(); long y = sc.nextLong(); int laps = 0; long[] arr = {y,y,0}; for(;;){ if(x>arr[1]){ arr[2]=arr[0]+arr[1]-1; arr[0]=ar...
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 MXN = (int)1e5 + 7; int a[3]; int main(void) { int x, y; scanf("%d %d", &x, &y); int ans = 0; for (int i = 0; i < 3; i++) a[i] = y; while (a[0] != x) { a[0] = min(x, a[2] + a[1] - 1); sort(a, a + 3); ans++; } printf("%d\n", ans); return...
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, t = map(int, input().split()) s = [s, s, s] t = [t, t, t] it = 0 i = 0 while s[i] != t[i]: t[i] = min(s[i], t[(i+1)%3] + t[(i+2)%3] - 1) it += 1 i = (i+1)%3 print(it)
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.util.Arrays; import java.util.Collections; import java.util.PriorityQueue; import java.util.Scanner; /** * * @author DeLL */ public class Triangle { public static void main(String args[]){ Scanner in= new Scanner(System.in); int n=in.nextInt(); int m=in.nextInt(); int...
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.*; public class Problem0712c { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int y = sc.nextInt(); int x = sc.nextInt(); int side1 = x; int side2 = x; int side3 = x; int time = 0; while(Math.max(Math.max...
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()) v=[y]*3 t=0 while v[0]<x: v[0]=min(x,v[1]+v[2]-1) v.sort() t+=1 print t
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.*; public class C{ public static void func(int x,int y){ int arr[]={y,y,y}; int i=0; int count=0; int sum=y+y; while(true){ if(sum-1<=x){ arr[i]= sum-1; i++; //System.out.println("hi"); ...
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(' ')) ans=0 A=[y]*3 while(sum(A)<x*3): A.sort() A[0]=min(x,A[1]+A[2]-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
#include <bits/stdc++.h> using namespace std; const int N = 1e5 + 5; int a[3], x, y, cnt; bool judge() { for (int i = 0; i < 3; ++i) if (a[i] != x) return false; return true; } int main() { scanf("%d%d", &x, &y); a[0] = a[1] = a[2] = y; while (!judge()) { ++cnt; sort(a, a + 3); a[0] = min(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
goal, init = [int(n) for n in raw_input().split(' ')] a = b = c = init count = 0 while a < goal or b < goal or c < goal: a, b, c = sorted((a, b, c)) a = min(b + c - 1, goal) 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 TAM = 300000 + 50; const long long MOD = 1000000007LL; int x, y; int main() { scanf("%d%d", &x, &y); vector<int> v(3, y); int holi; int i = 0; int r = 0; while (v[0] != x || v[1] != x || v[2] != x) { switch (i) { case 0: v[0] = 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
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(0); cout.tie(0); cin.tie(0); int x, y; cin >> x >> y; int a, b, c, t = 0; a = b = c = y; while (1) { if (a >= x and b >= x and c >= x) { cout << t; return 0; } if (t % 3 == 0) a = b + c - 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 int mod = 1e9 + 7; const long long inf = 3e18 + 5; int add(int a, int b) { return (a += b) < mod ? a : a - mod; } int mul(int a, int b) { return 1LL * a * b % mod; } int main() { ios_base::sync_with_stdio(false); cin.tie(0); int x, y; cin >> x >> y; int a[3]...
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; cin >> x >> y; int a[3]; for (int i = 0, _b = (2); i <= _b; i++) a[i] = y; int res = 0; while (a[0] < x) { a[0] = min(a[1] + a[2] - 1, x); res++; sort(a, a + 3); } cout << res; }
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.*; import java.text.DecimalFormat; import java.math.BigInteger; public class Main{ //static int d=20; static long mod=1000000007 ; //static HashMap<String,...
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 MODA = 1000003; inline void print(char pt) { printf("%c\n", pt); } inline void print(int pt) { printf("%d\n", pt); } inline void print(long long pt) { printf("%I64d\n", pt); } inline void print(double pt) { printf("%.20f\n", pt); } inline void print(char pt[]) { p...
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 a, b; cin >> a >> b; int t[3], temp = 0, i = 0, prod = b - 1, count = 0; t[0] = t[1] = t[2] = b; while (temp < 3) { if (t[i] >= a) { temp++; } else { t[i] = t[(i + 1) % 3] + t[(i + 2) % 3] - 1; count++; } i = (i +...
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] count = 0 while not all(map(lambda _: _ == x, a)): a[0] = min(a[1] + a[2] - 1, x) a.sort() count += 1 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
import java.util.Scanner; import java.util.Arrays; public class Main { private static Scanner sc; public static void main(String[] args) { sc = new Scanner(System.in); while (sc.hasNextInt()) { int x; x = sc.nextInt(); int y; y = sc.nextInt(); int[] N = { y, y, y }; int time = 0; while (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.util.Arrays; import java.util.Scanner; public class p712C { public static void main( String[] args ) { Scanner s = new Scanner( System.in ); int y = s.nextInt(), x = s.nextInt(); s.close(); int[] sides = { x, x, x }; int curSide = 0; int seconds = 0; while ( sides[ 0 ] != y || sides[ ...
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 y, x, a[3]; int main() { while (cin >> y >> x) { a[0] = a[1] = a[2] = x; int cnt = 0; while (a[0] < y || a[1] < y || a[2] < y) { sort(a, a + 3); a[0] = a[1] + a[2] - 1; ++cnt; } cout << cnt << 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
#include <bits/stdc++.h> using namespace std; int x, y, a, b, c, cnt; void s() { if (a > b) swap(a, b); if (a > c) swap(a, c); if (b > c) swap(b, c); } int main(void) { scanf("%d%d", &x, &y); if (x > y) swap(x, y); a = x, b = x, c = x; while (a != y) { cnt++; a = min((b + c) - 1, y); s(); } ...
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.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.io.IOException; import java.io.Reader; import java.io.InputStreamReader; import java.io.FileNotFoundException; import java.io.BufferedReader; import java.io.FileReader; 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
/* * Code Author: Akshay Miterani * DA-IICT */ import java.io.*; import java.math.BigInteger; import java.math.RoundingMode; import java.text.DecimalFormat; import java.util.*; public class MainY { static double eps=(double)1e-6; static long mod=(int)1e9+6; public static void main(String args[]){ InputReader ...
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 x, y; int a[4]; int main() { scanf("%d%d", &x, &y); a[1] = a[2] = a[3] = y; int ans = 0; while (a[1] != x || a[2] != x || a[3] != x) { ans++; int id = 1, sum = a[1]; for (int i = 2; i <= 3; i++) { if (a[i] < a[id]) id = i; sum += a[i]; ...
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], cnt = 0; int main() { scanf("%d%d", &x, &y); a[0] = a[1] = a[2] = y; while (1) { sort(a, a + 3); if (a[0] == x) break; cnt++; a[0] = min(x, a[1] + a[2] - 1); } printf("%d\n", cnt); 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.util.Scanner; public class P712C { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int x = scan.nextInt(), y = scan.nextInt(); int[] len = new int[3]; int sec = 0, last = -1; len[0]=len[1]=len[2] = y; while (last != sec) { last = sec; for (int i = 0; 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
x,y=list(map(int,input().split())) a=[y,y,y] c=0 while 1>0: if x<=(a[0]+a[1]-1): print(c+3) break else: a[-1]=a[0]+a[1]-1 c+=1 a.sort(reverse=True)
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 read() { int x = 0, f = 0; char ch = 0; while (!isdigit(ch)) f |= (ch == '-'), ch = getchar(); while (isdigit(ch)) x = (x << 3) + (x << 1) + (ch ^ 48), ch = getchar(); return f ? -x : x; } void write(int x) { if (x < 0) putchar('-'), x = -x; if (x >= 10) w...
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.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.PriorityQueue; import java.util.StringTokenizer; import java.util.TreeMap; import java.util.TreeSet...
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.*; import java.lang.*; import java.math.*; public class CF712C { public static void main(String args[]) { Scanner s = new Scanner(System.in); int x = s.nextInt(); int y = s.nextInt(); int res = devolve(x, y); System.out.println(res); } public static int devolve(int x, in...
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
y, x = map(int, raw_input().split()) t = [x, x, x] step_count = 0 while not all(i == y for i in t): t.sort() t[0] = min(y, t[2] + t[1] - 1) step_count += 1 print step_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
/** * Created by abhishek on 8/4/2016. */ import java.util.*; import java.io.*; public class Main { static int ans = 0; static void dfs(int array[],int x) { if (array[0] == x) return; int temp = Math.min(array[1] + array[2] - 1, x); array[0] = array[1]; array[1] = array[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
x,y = map(int,input().split()) s = [y,y,y] k = 0 while sum(s)!=x*3: mi = min(s) ma = max(s) sr = sum(s)-ma-mi a = sum([sr,ma])-1 if a>x: a = x s[s.index(mi)] = a k+=1 print(k)
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.util.*; import java.io.*; public class Main { public static long mod= (long) (1e9 +7); public static void main(String args[]){ InputReader s= new InputReader(System.in); OutputStream outputStream= System.out; PrintWriter out= new PrintWriter(outputStream); int x= s.nextInt(); int y= s.nextI...
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.*; import java.io.*; public class Test { static int heaps = 0; public static void main(String args[]){ InputReader in = new InputReader(System.in); PrintWriter out = new PrintWriter(System.out); long x = in.nextLong(); long y = in.nextLong(); long arr[] = new long[3]; long count = 0; arr[0] = ...
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.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; public class Main { pu...
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
y, x = map(int, input(). split()) a = x; b = x; c = x; k = 0 while a < y or b < y or c < y: if a < c+b-1: a = c+b-1 k += 1 if a >= y and b >= y and c >= y: break if b < a+c-1: b = a+c-1 k += 1 if a >= y and b >= y and c >= y: break if 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 i, j, k, count = 0, n, a, b, a1[3], temp; cin >> a >> b; a1[0] = a1[1] = a1[2] = b; while (1) { if (a1[0] == a && a1[1] == a && a1[2] == a) break; sort(a1, a1 + 3); temp = a1[1] + a1[2] - 1; if (temp < a) a1[0] = temp; else...
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 = 2000010; int main() { vector<int> a(3); int x, y; while (cin >> x >> y) { for (int i = 0; i < 3; i++) { a[i] = y; } int res = 0; while (true) { sort(a.begin(), a.end()); if (a[0] == x) break; res++; a[0] = mi...
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; cin >> y >> x; int a[3] = {x, x, x}; int ans = 0; while (a[0] < y) { a[0] = min(y, a[1] + a[2] - 1); sort(a, a + 3); ans++; } cout << ans << endl; }
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 get_next(T): [a,b,c] = sorted(T) return [b,c,b+c-1] if __name__ == '__main__': y,x = [int(a) for a in input().split()] T = [x,x,x] # print(T) i = 0 while max(T) < y: T = get_next(T) # print(T) i+=1 print(2+i)
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.util.*; import java.io.*; public class Main { public static void main (String args[]) { InputReader in = new InputReader(System.in); PrintWriter w = new PrintWriter(System.out); int x = in.nextInt(); int y = in.nextInt(); int arr[] = new int[3]; ...
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.Arrays; import java.util.Scanner; /** * Created by gobbles on 10.09.16. */ public class codeforce3 { private static Scanner is = new Scanner(System.in); public static void main(String[] args) { int real_len = is.nextInt(); int aim_len = is.nextInt(); int[] edges = ne...
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
t, f = map(int, input().split()) s = [f] * 3 count = 0 while sum(s) < 3*t: s.sort() s[0] = min(t, s[1]+s[2] - 1) count += 1 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
x, a = map(int, input().split()) c = b = a i = 0 while a < x: [a,b,c] = sorted([b,c,c+b-1]) i+=1 print(i)
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; cin >> x >> y; int a[3], i = 0; for (int i = 0; i < 3; i++) a[i] = y; while (a[0] != x || a[1] != x || a[2] != x) { count++; if (i == 0) { a[i] = min(x, a[1] + a[2] - 1); i++; } else if (i == 1) { a[i...
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
read=input() read=read.split(" ") a=[0]*4 n=int(read[0]) m=int(read[1]) a[1]=m a[2]=m a[3]=m def mysort(): for i in range(1,4): for j in range(i,4): if a[i]>a[j]: a[i],a[j]=a[j],a[i] return def getans(): t=0 if n==m: return 0 while 0==0: mysort(); t=t+1; if a[2]+a[3]-1<=n : a[1]=a[2]+a[3]-1 e...
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.util.Arrays; import java.util.Scanner; public class C { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int x = scan.nextInt() + 1; int y = scan.nextInt(); int[] sides = new int[3]; int ans = 0; Arrays.fill(sides, y); while (true) { Arrays.sort(sides); ...
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
n,k=map(int,input().split()) x=k y=k z=k turns=0 while True: if x>=n and y>=n and z>=n: print(turns) break turns+=1 if turns%3==1: x=y+z-1 if turns%3==2: y=z+x-1 if turns%3==0: z=x+y-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; const long long INF = 1000000000 + 7; const double esp = 1e-13; const long double PI = acos(-1.0); long long nhan(long long x, long long y, long long m) { long long ans = 0; while (y) { if (y % 2) ans = (ans + x) % m; x = x * 2 % m; y /= 2; } return 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> using namespace std; int main() { long long int x, y; cin >> x >> y; long long int a, b, c; a = y; b = y; c = y; long long int count = 0; while (1) { if (a >= x && b >= x && c >= x) { cout << count << endl; break; } count++; if (count % 3 == 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
import java.io.IOException; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.HashMap; import java.util.InputMismatchException; import java.util.Scanner; public class Main { static FasterScanner sc; //static ArrayList<Integer>[] arr; //static boolean[] b; public ...
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 a[3]; int main() { ios::sync_with_stdio(0); cin.tie(0); int x, y; cin >> x >> y; a[0] = a[1] = a[2] = y; int m = 0; while (a[0] + a[1] + a[2] != 3 * x) { sort(a, a + 3); ++m; a[0] = min(x, a[1] + a[2] - 1); } cout << m << "\n"; 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
#include <bits/stdc++.h> using namespace std; int x, y, ans; int a[3]; inline void ssort() { if (a[0] > a[1]) swap(a[0], a[1]); if (a[0] > a[2]) swap(a[0], a[2]); if (a[1] > a[2]) swap(a[1], a[2]); } inline int solve() { a[0] = a[1] = a[2] = y; int ans = 0; while (!(a[0] == a[1] && a[1] == a[2] && a[0] == 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; vector<int> v; int main() { int x, y; cin >> x >> y; for (int i = 0; i < 3; i++) v.push_back(y); int ans = 0; while (true) { sort(v.begin(), v.end()); if (v[0] == v[2] && v[0] == x) break; v[0] = v[1] + v[2] - 1; if (v[0] > x) v[0] = x; 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
#!/usr/bin/env python x, y = (int(i) for i in raw_input().split()) if x > y: x, y = (y, x) a, b, c = (x, x, x) i = 0 while a != y or b != y or c != y: a = min(b + c - 1, y) new_a = min(a, b, c) new_c = max(a, b, c) a, b, c = (new_a, a + b + c - new_a - new_c, new_c) 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
line = raw_input().split(" ") a, b = int(line[0]), int(line[1]) x, y, z = b, b, b steps = 0 while True: if z == a: break steps += 1 z = min(a, x-1+y) x, y, z = z, x, y print steps
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.Arrays; import java.util.Scanner; public class C { public static void main(String[] args) throws Exception { Scanner s = new Scanner(System.in); int x = s.nextInt(), y = s.nextInt(); int[] arr = {y,y,y}; int cnt = 0; while (true) { Arrays.sort(arr); if (arr[0] == x) break; arr[0...
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 = 1e5 + 10; const int MAXN = 1e4 + 10; const int MOD = 1e9 + 7; const int inf = 1e9; const double pi = acos(-1.0); const double eps = 1e-6; int dx[] = {0, -1, 0, 1}; int dy[] = {1, 0, -1, 0}; int x, y; int main() { ios::sync_with_stdio(false); cin.tie(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
#include <bits/stdc++.h> using namespace std; int main() { int x, y; cin >> x >> y; int cnt = 0; int a = y, b = y, c = y; while (a != x || b != x || c != x) { if (a != x) { a = min((b + c - 1), x); cnt++; } if (b != x) { b = min((a + c - 1), x); cnt++; } if (c != 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
//package pkg712c; import java.util.Scanner; import java.util.Arrays; public class Main { public static void main(String[] args) { int x, y, count = 0; int[] num = new int[3]; Scanner scan = new Scanner(System.in); x = scan.nextInt(); y = scan.nextInt(); for (int 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 num[1 << 18]; char str[20]; int main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); ; int x, y; cin >> x >> y; int a, b, c, ans = 0; a = b = c = y; while (a < x) { swap(a, b); swap(b, c); c = a + b - 1; ans++; } 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
import java.io.BufferedReader; import java.io.FileNotFoundException; import java.io.FileReader; 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 G { public static void main(...
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; scanf("%d%d", &x, &y); int arr[3]; for (int i = 0; i < 3; i++) arr[i] = y; int cnt = 0; while (true) { int sum = arr[1] + arr[2]; if (sum - 1 >= x) arr[0] = x; else arr[0] = sum - 1; sort(arr, arr + 3); 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
y, x = map(int, input().split()) def f(a): a = sorted(a) if a[0] == y: return 0 a[0] = min(sum(a[1:]) - 1, y) return 1 + f(a) print(f([x, x, x]))
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 dx[]{1, -1, 0, 0, 1, -1, 1, -1}; int dy[]{0, 0, 1, -1, 1, -1, -1, 1}; long long suf(long long x) { return (x * (x + 1)) / 2; } vector<vector<pair<int, int> > > adj; const long long mod = 1e9 + 7, oo = 1e18; int n, m, x, y, z; int main() { string s; while (cin >> 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
import java.io.OutputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.StringTokenizer; import java.io.IOException; import java.io.BufferedReader; import java.io.InputStreamReader; import java.io.InputStream; /** * Built using CHelper...
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 N = (int)1e5 + 10; const int inf = (int)1e9 + 10; int solve(int a, int b, int c, int A) { int mn = min(a, min(b, c)); if (mn == A) return 0; if (mn == a) return solve(min(b + c - 1, A), b, c, A) + 1; else if (mn == b) return solve(a, min(a + c - 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; long long a, b, sol, i, fi, se, th, temp; priority_queue<long long> Q; int main() { ios::sync_with_stdio(false); cin.tie(0); cin >> a >> b; sol = 0; for (i = 0; i < 3; i++) { Q.push(b); } while (true) { fi = Q.top(), Q.pop(); se = Q.top(), Q.pop();...
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 a[4]; int x, y; bool check() { if (a[0] == x && a[1] == x && a[2] == x) return true; return false; } int main() { scanf("%d%d", &x, &y); a[0] = a[1] = a[2] = y; int res = 0; while (!check()) { res++; sort(a, a + 3); int minn = min(x, a[1] + a[2] ...
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.StringTokenizer; public class C370 { public static void main(String[] args) throws IOException{ BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st ...
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{ private static InputReader in = new InputReader(System.in); public static void main(String args[]) { int n = in.readInt(), m= in.readInt(); int a = m, b = m, c = m,op=0; while(a<n || b<n || c<n) { if(a<=b && a<=c) { a = Math.min(b+c-1,n); }else...
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.Closeable; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.StringTokenizer; public class C { public static void main(String... args) throws Exception { FastScan sc = new FastScan(new BufferedReader(new InputStr...
JAVA