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c_cpp
a year ago
497 B
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#include<iostream> #include <map> //#include<bits/stdc++.h> using namespace std; int main() { int n; cin >> n; vector<int> v(100000, 0); for(int i =0 ; i < n; i++) { int h, m, d; cin >> h >> m >> d; int S = h * 60 + m; int E = S + d + 1; v[S]++; v[E + 1]--; } int sum = 0; int res = 0; for(int i = 0; i < 100000; i++) { sum += v[i]; res = max(res, sum); } cout << res << endl; return 0; }
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