Submission #1112549

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1112549	2024-11-14 09:59:48	vjudge1	Bliskost (COI23_bliskost)	C++17	0 / 100	1 ms	336 KiB

Main

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#include <bits/stdc++.h>
#define int long long
#define pb push_back
#define a2b(a, b) (a << b) // a*2^b
#define bit(a, b) ((a >> b) & 1) // bth bit from the right, starts at zero
#define n1p(x) (x%2==1?-1:1) // (-1)^x
using namespace std;
template<class T> using vec = vector<T>;
const int INFTY = (1LL << 63) - 1;
const int NNFTY = 1LL << 63;
int32_t main() {
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    int n, q; cin >> n >> q;
    string s1, s2; cin >> s1 >> s2;
    int mod11 = 0;
    for (int i = 0; i < n; i++) {
        mod11 += n1p(i)*(s1[i] - s2[i]);
    }
    cout << "ne\n\0da\n" + 4*(mod11%11==0);
    while (q--) {
        int i; char c; cin >> i >> c; i--;
        mod11 -= n1p(i)*s1[i];
        mod11 += n1p(i)*c;
        s1[i] = c;
        cout << "ne\n\0da\n" + 4*(mod11%11==0);
    }
}
 
 
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Compilation message (stderr)

Main.cpp:10:31: warning: integer overflow in expression of type 'long long int' results in '9223372036854775807' [-Woverflow]
   10 | const int INFTY = (1LL << 63) - 1;
      |                   ~~~~~~~~~~~~^~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 8
• Subtask 3: 0 / 13
• Subtask 4: 0 / 12
• Subtask 5: 0 / 17
• Subtask 6: 0 / 43