Submission #1142561

#	Time	Username	Problem	Language	Result	Execution time	Memory
1142561		redimberoc	Mutating DNA (IOI21_dna)	C++20	43 / 100	1595 ms	2376 KiB

dna

#include "dna.h"
#include <bits/stdc++.h>
using namespace std;

#ifdef LOCAL
#include "/Library/debug/debug.h"
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
#define debug(x...)
#endif

#define MAX                 2e9
#define MIN                 -2e9
#define PI                  acos(-1.0)
#define mid(s, e)           ((s) + ((e) - (s)) / 2)
#define clz(n)              __builtin_clzll(n)
#define nbOfBits(n)         __builtin_popcountll(n)
#define all(x)              (x).begin(), (x).end()
#define endl                '\n'
#define pb                  push_back
#define sz(a)               static_cast<int>((a).size())
#define double              long double
#define fi                  first
#define fill(n,arr) for(int i=1;i<=n;i++){ll x;cin>>x;arr.pb(x);}
#define se                  second
#define getunique(v)        {sort(all(v)); v.erase(unique(all(v)), v.end());}
#define getlower(s)         transform(s.begin(), s.end(), s.begin(), ::tolower)
#define getupper(s)         transform(s.begin(), s.end(), s.begin(), ::toupper)
#define reverse(s)          reverse(s.begin(), s.end())
#define getmax(ans)         *max_element(all(ans));
#define getmin(ans)         *min_element(all(ans));

using ll = long long;
using vi = vector<int>;
using vc = vector<char>;
using vvc = vector<vc>;
using vvi = vector<vi>;
using vb = vector<bool>;
using vvb = vector<vb>;
using vd = vector<double>;
using vvd = vector<vd>;
using vs = vector<string>;
using pii = pair<int, int>;
using pdd = pair<double, double>;
using vpii = vector<pii>;
using vpdd = vector<pdd>;
using si = set<int>;
using ssi = set<si>;
using sb = set<bool>;
using ssb = set<sb>;
using sd = set<double>;
using ssd = set<sd>;
using ss = set<string>;
using sc = set<char>;

const int N = 1e5 + 7;
const int INF = 1e9 + 18;

string a,b;
void init(std::string n, std::string m) {
    a = n;
    b = m;
}
int get_distance(int x, int y) {
int count = 0;
    int r = 0,l = 0;
    for(int i=x;i<=y;i++){
    r += a[i] - '0';
    l += b[i] - '0';
        if(a[i] != b[i]){
            count++;
        }
    }
    if(r != l){
        return -1;
    }else{
    if(count % 2 == 0){
        return count/2;
    }else{
        return (count/2) + 1;
    }
}
}

• Subtask 1: 21 / 21
• Subtask 2: 22 / 22
• Subtask 3: 0 / 13
• Subtask 4: 0 / 28
• Subtask 5: 0 / 16