Submission #1128971

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1128971	2024-12-22 21:06:17	ivaziva	Bliskost (COI23_bliskost)	C++20	57 / 100	1097 ms	13244 KiB

Main

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#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize("fast-math")
#pragma GCC target("tune=native")
#include <bits/stdc++.h>
using namespace std;
#define MAXN 1000001
int n,q;
string s1,s2;
int x[MAXN],y[MAXN];
int main()
{
    ios_base::sync_with_stdio(false);
    ios::sync_with_stdio(false);
    cin.tie(0);cout.tie(0);
    cin>>n>>q;cin>>s1>>s2;
    y[1]=s2[0]-s1[0];
    if (y[1]<0) y[1]+=26;
    x[1]=y[1];
    for (int i=2;i<=n;i++)
    {
        y[i]=(s2[i-1]-s1[i-1]+26)%26;
        x[i]=(y[i]-x[i-1]+26)%26;
    }
    if (x[n-1]==y[n]) cout<<"da"<<endl;
    else cout<<"ne"<<endl;
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 12 / 12
• Subtask 5: 17 / 17
• Subtask 6: 0 / 43