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#include "testlib.h" |
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#include <bits/stdc++.h> |
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int main(int argc, char ** argv){ |
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registerInteraction(argc, argv); |
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int n = inf.readInt(); |
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println(n); |
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std::vector<int> o(n); |
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for (int i = 0; i < n; i++) { |
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o[i] = inf.readInt(); |
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} |
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for (int q = 0; q <= 600; q++) { |
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std::string op = ouf.readToken(); |
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if (op == "?") { |
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int res = ouf.readInt(); |
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if (res < 0 || res >= 1000000007) { |
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quitf(_wa, "Invalid query: element %d is out of range [1, 1000000006]", res); |
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} |
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for (int i = 0; i < n; i++) { |
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int x = ouf.readInt(); |
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if (x < 0 || x >= 1000000007) { |
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quitf(_wa, "Invalid query: element %d is out of range [1, 1000000006]", x); |
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} |
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res = (o[i] == 0 ? (res + x) % 1000000007 : 1ll * res * x % 1000000007); |
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} |
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println(res); |
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} else if (op == "!") { |
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std::vector<int> guess(n); |
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for (int i = 0; i < n; i++) { |
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guess[i] = ouf.readInt(); |
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} |
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if (guess == o) { |
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double ratio_unbounded = (40.0 + 1) / (q + 1); |
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double ratio = std::min(1.0, ratio_unbounded); |
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quitp(ratio, "Correct guess. Ratio: %.4f, RatioUnbounded: %.4f", ratio, ratio_unbounded); |
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} else { |
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quitp(0., "Wrong guess. Ratio: 0.0000"); |
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} |
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} else { |
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quitf(_wa, "Invalid action type: expected ? or !, but got %s", op.c_str()); |
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} |
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} |
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quitp(0., "Too many queries. Ratio: 0.0000"); |
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return 0; |
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} |
