36 lines
956 B
C++
36 lines
956 B
C++
#include <cstdio>
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#include <algorithm>
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using namespace std;
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const int N = 1005;
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int n, a[N];
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int d[N], c[N], cas, ans;
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int main()
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{
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scanf("%d", &cas);
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while (cas--)
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{
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scanf("%d", &n);
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int sum = ans = 0;
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for (int i = 1; i <= n; ++i)
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{
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scanf("%d", &a[i]);
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d[i] = 1, c[i] = 1;
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for (int j = 1; j < i; ++j)
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{
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if (a[j] >= a[i]) continue;
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if (d[j] + 1 > d[i])
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{
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d[i] = d[j] + 1;
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c[i] = c[j];
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}
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else if (d[j] + 1 == d[i]) c[i] = 2;
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}
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if(d[i] > ans) ans = d[i];
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}
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for (int i = 1; i <= n; ++i)
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if (d[i] == ans) sum += c[i];
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printf("%d\n", sum > 1 ? ans : ans - 1);
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}
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return 0;
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}
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