33 lines
654 B
C++
33 lines
654 B
C++
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#include <bits/stdc++.h>
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using namespace std;
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inline long solve(long time, long distance) {
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long ways = 0;
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for (long i = 0; i <= time; i++) {
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if (i * (time - i) > distance) {
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ways++;
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}
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}
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return ways;
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}
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int main() {
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ios::sync_with_stdio(0);
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cin.tie(0);
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long time, distance;
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string line, line2;
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getline(cin, line);
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line.erase(remove(line.begin(), line.end(), ' '), line.end());
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istringstream s1s(line);
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s1s.ignore(500, ':');
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s1s >> time;
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getline(cin, line);
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line.erase(remove(line.begin(), line.end(), ' '), line.end());
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istringstream s2s(line);
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s2s.ignore(500, ':');
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s2s >> distance;
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cout << solve(time, distance) << '\n';
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}
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