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30 lines
860 B
C++
30 lines
860 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int T, n, a, b, c, d, e, f, g;
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scanf("%d", &T);
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while (T--) {
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scanf("%d", &n);
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int ans = 0;
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for (int i = 0; i < n; i++) {
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scanf("%d%d%d%d%d%d%d", &a, &b, &c, &d, &e, &f, &g);
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if (a - d - f + g < 0) continue;
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if (b - d - e + g < 0) continue;
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if (c - f - e + g < 0) continue;
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if (g > e) continue;
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if (g > f) continue;
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if (g > d) continue;
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if (d > a) continue;
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if (d > b) continue;
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if (e > b) continue;
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if (e > c) continue;
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if (f > a) continue;
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if (f > c) continue;
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ans = max(ans, a + b + c - d - f - e + g);
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}
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printf("%d\n", ans);
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}
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return 0;
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} |