Sponsors

Codeforces Round #415 (Div. 2), problem: (D) Glad to see you! Solution In C/C++

#include <cstdio>
using namespace std;
#define ff fflush(stdout)
#define mid (lef+rig>>1)
int n, k, x, t1, t2; char s[5];
inline bool I(int a, int b){printf(“1 %d %d\n”,a,b), ff, scanf(“%s”,s); return s[0]==’T’;}
inline int Binary(int lef, int rig){if(lef>rig) return 0; for(; rig-lef > 1; I(mid,mid+1) ? rig = mid : lef = mid+1); return (lef==rig || I(lef,rig)) ? lef : rig;}
int main(){scanf(“%d %d”,&n,&k), n-2 ? x=Binary(1,n), t2 = Binary(x+1,n), t1 = Binary(1,x-1), printf(“2 %d %d\n”,x,t1&&t2 ? I(t1,t2)?t1:t2 : t1+t2) : puts(“2 1 2”); ff; return 0;}

One to watch: Macquarie...

Macquarie Predicts Double-Digit Returns for ASX Healthcare Stock Macquarie Group,...

THE FREEPER CANTEEN –...

The Freeper Canteen: A Look That Up, It Must...

215% PENGU Rally Incoming?...

215% PENGU Rally Incoming? Analyst Predicts Imminent Breakout The cryptocurrency...

Junk is the new...

Junk is the New Punk: Why We're Falling Back...

Are weighted vests good...

Unlocking the Power of AI-Generated Content for SEO In today's...

Are weighted vests good...

Unlocking the Power of AI-Generated Content: A Boon or...

One to watch: Macquarie tips double-digit returns for this ASX healthcare stock

Macquarie Predicts Double-Digit Returns for ASX Healthcare Stock Macquarie Group, a prominent Australian financial services company, has issued a bullish prediction for a specific ASX-listed...

THE FREEPER CANTEEN – The Look That Up, It Must Be On My Bucket List Quiz – Wednesday, August 27, 2025

The Freeper Canteen: A Look That Up, It Must Be On My Bucket List The Freeper Canteen, a unique online community, has recently launched a...

215% PENGU Rally Incoming? Analyst Says Token ‘Inches’ From Next Leg Up

215% PENGU Rally Incoming? Analyst Predicts Imminent Breakout The cryptocurrency market is constantly fluctuating, and predicting the next big move is a challenge. However, one...

Junk is the new punk: Why we’re falling back in love with retro tech

Junk is the New Punk: Why We're Falling Back in Love with Retro Tech In a world dominated by sleek, minimalist designs and cutting-edge technology,...

Are weighted vests good for bones and muscle? Fact-checking a fitness trend – NPR

Unlocking the Power of AI-Generated Content for SEO In today's digital landscape, search engine optimization (SEO) is paramount for online success. But creating high-quality,...

Are weighted vests good for bones and muscle? Fact-checking a fitness trend – NPR

Unlocking the Power of AI-Generated Content: A Boon or Bane for SEO? The world of search engine optimization (SEO) is constantly evolving, and the recent...

TSMC cuts Chinese tools from cutting-edge chip production to avoid US ire – Nikkei Asia

TSMC Ditches Chinese Tools for Cutting-Edge Chip Production Taiwan Semiconductor Manufacturing Company (TSMC), the world's leading chipmaker, is reportedly phasing out Chinese-made equipment from its...

Google Messages beta rolling out QR code key verification – 9to5Google

Google Messages Adds QR Code Key Verification for Enhanced Security Google is bolstering the security of its Messages app with a new feature rolling out...

A Secretive US Space Plane Will Soon Test Quantum Navigation Technology

## US Space Plane to Test Revolutionary Quantum Navigation Technology The United States is on the cusp of a significant leap forward in space navigation....