Submission #47448

#TimeUsernameProblemLanguageResultExecution timeMemory
47448Just_Solve_The_ProblemWorst Reporter 3 (JOI18_worst_reporter3)C++11
19 / 100
503 ms9512 KiB
#include <bits/stdc++.h> using namespace std; #define pb push_back #define eb emplace_back #define ll long long #define pii pair < int, int > #define fr first #define sc second #define mk make_pair #define sz(s) (int)s.size() #define all(s) s.begin(), s.end() #define ok puts("ok"); #define whatis(x) cerr << #x << " = " << x << endl; #define pause system("pause"); #define random rand() ^ (rand() << 5) const int N = (int)5e5 + 7; const int inf = (int)1e9 + 7; int n, q; int d[N]; pii ar[N]; ll pos[N]; bool fl = 1; main() { scanf("%d %d", &n, &q); ar[0] = {1, 1}; for (int i = 1; i <= n; i++) { scanf("%d", &d[i]); ar[i].sc = (d[i] + ar[i - 1].sc - 1) / ar[i - 1].sc * ar[i - 1].fr; ar[i].fr = (ar[i].sc / ar[i - 1].fr * ar[i - 1].sc + (-(i - 1))) - 1 - (-i); } for (int i = 1; i <= n; i++) { fl &= (d[i] == 1); } if (fl) { while (q--) { int t, l, r; scanf("%d %d %d", &t, &l, &r); int tl = -n + t; int tr = t; int ans = 0; if (tl <= l && r <= tr) { ans = r - l + 1; } else if (l <= tl && tr <= r) { ans = tr - tl + 1; } else if (tr >= l && l > tl) { ans = tr - l + 1; } else if (tl <= r && tr > r) { ans = r - tl + 1; } printf("%d\n", ans); } return 0; } while (q--) { int t, l, r; scanf("%d %d %d", &t, &l, &r); for (int i = 0; i <= n; i++) { pos[i] = t / ar[i].sc * ar[i].fr + (-i); } int ans = 0; for (int i = 0; i <= n; i++) { if (pos[i] >= l && pos[i] <= r) { ans++; } } printf("%d\n", ans); } }

Compilation message (stderr)

worst_reporter3.cpp:28:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^
worst_reporter3.cpp: In function 'int main()':
worst_reporter3.cpp:29:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d", &n, &q);
   ~~~~~^~~~~~~~~~~~~~~~~
worst_reporter3.cpp:32:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &d[i]);
     ~~~~~^~~~~~~~~~~~~
worst_reporter3.cpp:42:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d %d %d", &t, &l, &r);
       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
worst_reporter3.cpp:61:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %d", &t, &l, &r);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...