Sponsors

Codeforces Round #425 (Div. 2), problem: (B) Petya and Exam Solution In C/C++

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
string s,t;
int q;
string str;
int w;
bool g[26];
int main()
{
cin>>s;
for(int i=0;i<s.size();i++)
{
g[s[i]-‘a’]=true;
}
cin>>t;
int lt=t.size();
int s=0;
w=-1;
for(int i=0;i<lt;i++)
{
if(t[i]==’*’)w=i;else s++;
}
scanf(“%d”,&q);
while(q–)
{
cin>>str;
int l=str.size();
if(l<s || (w==-1 && l!=s))
{
puts(“NO”);
continue;
}
int k=0;
bool f=true;
for(int i=0;i<l;i++)
{
if(k==w)
{
for(;i<w+(l-s);i++)
{
if(g[str[i]-‘a’])
{
f=false;
break;
}
}
i–;
}
else if(t[k]==’?’)
{
if(!g[str[i]-‘a’])
{
f=false;
break;
}
}
else
{
if(t[k]!=str[i])
{
f=false;
break;
}
}
if(!f)break;
k++;
}
if(f)puts(“YES”);else puts(“NO”);
}
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....