This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int N = 2e5+10;
ll n, m, x[N], maxp[N], minp[N];
int main() {
ios::sync_with_stdio(0); cin.tie(0);
cin >> n >> m;
for(int i = 1; i <= n; ++i) {
cin >> x[i];
}
ll p = 0;
for(int i = 1; i <= m; ++i) {
ll offset; cin >> offset;
p += offset;
maxp[i] = max(maxp[i - 1], p);
minp[i] = min(minp[i - 1], p);
}
const ll oo = 1e15;
x[0] = -oo;
x[n+1] = oo;
auto crit_point = [&](ll dist) {
ll l = 0, r = m, ans = m;
while(r >= l) {
ll middle = l + r >> 1;
if(maxp[middle] >= dist + minp[middle]) {
r = middle-1;
ans = middle;
} else {
l = middle+1;
}
}
return ans;
};
auto maximum = [&](ll a, ll b) {
return max(a, b);
};
auto minimum = [&](ll a, ll b) {
return min(a, b);
};
auto f = [&](ll id, ll A, ll B, function<ll(ll, ll)> fun) {
id = max(id, 0LL);
id = min(id, m);
return fun(maxp[id] + A, minp[id] + B);
};
for(int i = 1; i <= n; ++i) {
ll point_lft = crit_point(x[i] - x[i-1]);
ll point_rgh = crit_point(x[i+1] - x[i]);
ll lft = oo, rgh = -oo;
for(int off = -10; off <= 10; ++off) {
lft = min(lft, f(point_lft+off, x[i-1], x[i], maximum));
rgh = max(rgh, f(point_rgh+off, x[i], x[i+1], minimum));
}
cout << rgh - lft << ' ';
}
}
Compilation message (stderr)
Main.cpp: In lambda function:
Main.cpp:25:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
25 | ll middle = l + r >> 1;
| ~~^~~
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