Submission #158163

#	Time	Username	Problem	Language	Result	Execution time	Memory
158163		fedoseevtimofey	Worst Reporter 3 (JOI18_worst_reporter3)	C++14	Compilation error	0 ms	0 KiB

worst_reporter3

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

const int K = 30;
int L[K], R[K];
const int N = 5e5 + 7;
int tm[N];

const ll Inf = 1e9 + 7;

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0); cout.setf(ios::fixed); cout.precision(20);
    #ifdef LOCAL
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
    #endif
    int n, q;
    cin >> n >> q;
    vector <int> d(n + 1);
    for (int i = 1; i <= n; ++i) cin >> d[i];   
    d[0] = 1;
    ++n;
    int m;
    {
        vector <pair <int, int>> seg;
        int lst = 0;
        for (int i = 1; i < n; ++i) {
            if (d[i] > d[lst]) {  
                seg.push_back({lst, i - 1});
                lst = i;
            }
        }
        seg.push_back({lst, n - 1});
        for (int i = 0; i < min(K, (int)seg.size()); ++i) {
            L[i] = seg[i].first;
            R[i] = seg[i].second;
        }
        m = min(K, (int)seg.size());
        tm[0] = 1;
        for (int i = 1; i < min(K, (int)seg.size()); ++i) {
            int a = L[i - 1];
            int b = L[i];
            ll t = (ll)tm[i - 1] * (d[b] + d[a] - 1) / d[a];
            t = min(t, Inf);
            tm[i] = t;
        }
    }
    while (q--) {
        int t, l, r;
        cin >> t >> l >> r;
        int ans = 0;
        for (int i = 0; i < m; ++i) {
            int cnt = t / tm[i];
            ll pl = -L[i], pr = -R[i];
            pl += (ll)cnt * d[L[i]];
            pr += (ll)cnt * d[L[i]];
            swap(pl, pr);
            pl = max(pl, (ll)l);
            pr = min(pr, (ll)r);
            ans += max(0LL, pr - pl + 1);
        }
        cout << ans << '\n';
    }
}

Compilation message (stderr)

worst_reporter3.cpp: In function 'int main()':
worst_reporter3.cpp:43:9: error: reference to 'tm' is ambiguous
         tm[0] = 1;
         ^~
worst_reporter3.cpp:11:5: note: candidates are: int tm [500007]
 int tm[N];
     ^~
In file included from /usr/include/c++/7/ctime:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:49,
                 from worst_reporter3.cpp:1:
/usr/include/time.h:133:8: note:                 struct tm
 struct tm
        ^~
worst_reporter3.cpp:47:24: error: reference to 'tm' is ambiguous
             ll t = (ll)tm[i - 1] * (d[b] + d[a] - 1) / d[a];
                        ^~
worst_reporter3.cpp:11:5: note: candidates are: int tm [500007]
 int tm[N];
     ^~
In file included from /usr/include/c++/7/ctime:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:49,
                 from worst_reporter3.cpp:1:
/usr/include/time.h:133:8: note:                 struct tm
 struct tm
        ^~
worst_reporter3.cpp:49:13: error: reference to 'tm' is ambiguous
             tm[i] = t;
             ^~
worst_reporter3.cpp:11:5: note: candidates are: int tm [500007]
 int tm[N];
     ^~
In file included from /usr/include/c++/7/ctime:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:49,
                 from worst_reporter3.cpp:1:
/usr/include/time.h:133:8: note:                 struct tm
 struct tm
        ^~
worst_reporter3.cpp:57:27: error: reference to 'tm' is ambiguous
             int cnt = t / tm[i];
                           ^~
worst_reporter3.cpp:11:5: note: candidates are: int tm [500007]
 int tm[N];
     ^~
In file included from /usr/include/c++/7/ctime:42:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:49,
                 from worst_reporter3.cpp:1:
/usr/include/time.h:133:8: note:                 struct tm
 struct tm
        ^~