mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
37c7dfef72
4100-4199
48 lines
983 B
C++
48 lines
983 B
C++
#include <iostream>
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using namespace std;
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int x[10];
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int main()
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{
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int m, p;
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int i;
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int t;
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scanf("%d", &t);
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while(t--)
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{
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for (i=1; i<=9; i++) scanf("%d", &x[i]);
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m = 0;
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p = 0;
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int k=0;
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while(1)
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{
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for (i=1; i<=8; i++)
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{
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if (x[i]!=0) break;
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}
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p >>= 1;
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if (i>8 && p==0 && x[9]==0) break;
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int ct = 0;
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for (i=1; i<=8; i++)
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{
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if (x[i]&1) ct++;
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}
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int y = (ct&1);
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int z = ((x[9]&1)+(p&1))&1;
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int tm = y^z;
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if (tm)
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{
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p += (8-ct);
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}
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else
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{
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p += ct;
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}
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m += (tm<<k);
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k++;
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for (i=1; i<=9; i++) x[i]>>=1;
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}
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printf("%d\n", m);
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}
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return 0;
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}
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