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20 lines
429 B
C++
20 lines
429 B
C++
#include <cstdio>
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#include <cstring>
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using namespace std;
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int main()
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{
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long long T, n, d;
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scanf("%lld", &T);
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while (T--)
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{
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scanf("%lld%lld", &n, &d);
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long long ans = 0;
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for (long long i = 0, v, f, c; i < n; i++)
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{
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scanf("%lld%lld%lld", &v, &f, &c);
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if (v * f >= d * c) ans++;
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}
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printf("%lld\n", ans);
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}
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return 0;
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} |