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#include "testlib.h" |
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#include <iostream> |
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#include <vector> |
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#include <algorithm> |
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#include <string> |
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using namespace std; |
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int n = 0, a[100010]; |
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int check(int w){ |
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int L = 1, S = 0; |
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for(int i = 1; i <= n; i++){ |
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if(a[i] > w)return 0; |
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if(S+a[i] <= w)S += a[i]; |
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else S = a[i], L++; |
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} |
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return L; |
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} |
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int main(int argc, char *argv[]) { |
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registerInteraction(argc, argv); |
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int t = 1; |
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cout.flush(); |
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cout<<t<<endl; |
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cout.flush(); |
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int sumn = 0; |
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int l = 0, r = 0; |
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string op = ouf.readWord(); |
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if(op == "!"){ |
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int w = ouf.readInt(); |
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quitf(_wa, "Wrong guess"); |
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} |
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else if(op == "?"){ |
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n = ouf.readInt(1, 100000); |
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sumn += n; |
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int maxa = 0; |
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for(int i = 1; i <= n; i++){ |
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a[i] = ouf.readInt(1, 100000); |
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maxa = max(maxa, a[i]); |
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} |
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if(maxa >= 50000){ |
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cout<<0<<endl; |
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cout.flush(); |
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l = 1, r = maxa-1; |
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} |
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else{ |
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int L1 = check(100000); |
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int L2 = check(maxa); |
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int L = min(L2, L1+1); |
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cout<<L<<endl; |
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cout.flush(); |
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l = maxa-1, r = 100000; |
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int ansl = 0, ansr = 0; |
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while(l < r){ |
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int mid = (l+r)/2; |
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if(check(mid) <= L){ |
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ansl = mid; |
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r = mid; |
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} |
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else l = mid+1; |
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} |
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l = maxa-1, r = 100000; |
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while(l < r){ |
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int mid = (l+r)/2; |
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if(check(mid) >= L){ |
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ansr = mid; |
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l = mid+1; |
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} |
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else r = mid; |
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} |
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l = ansl, r = ansr; |
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} |
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} |
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else{ |
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quitf(_wa, "Invalid operation"); |
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} |
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int chosen = l+inf.readInt()%(r-l+1); |
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op = ouf.readWord(); |
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if(op == "!"){ |
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int w = ouf.readInt(); |
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if(l == r && l == w){ |
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double score = (200000.0-1.0*sumn)/(200000.0-23867.0); |
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score = min(score, 1.0); |
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score = max(score, 0.0); |
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quitp(score, "Ratio: %.3lf", score); |
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} |
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else quitf(_wa, "Wrong guess"); |
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} |
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else if(op == "?"){ |
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n = ouf.readInt(1, 100000); |
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sumn += n; |
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for(int i = 1; i <= n; i++){ |
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a[i] = ouf.readInt(1, 100000); |
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} |
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cout<<check(chosen)<<endl; |
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cout.flush(); |
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} |
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else{ |
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quitf(_wa, "Invalid operation"); |
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} |
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op = ouf.readWord(); |
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if(op == "!"){ |
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int w = ouf.readInt(); |
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if(w == chosen){ |
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double score = (210000.0-1.0*sumn)/(210000.0-23867.0); |
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double unbounded_score = max(0.0, score); |
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score = min(score, 1.0); |
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score = max(score, 0.0); |
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quitp(score, "Ratio: %.3lf, RatioUnbounded: %.3lf", score, unbounded_score); |
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} |
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else quitf(_wa, "Wrong guess"); |
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} |
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else if(op == "?"){ |
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quitf(_wa, "Too many queries"); |
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} |
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else{ |
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quitf(_wa, "Invalid operation"); |
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} |
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} |
