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K<=11, shuzukai2048keyiguo#include <iostream>
#include <stdio.h>
using namespace std;
int data[2048][2048];
int mn(int a, int b){
return (a<b) ? a : b;
}
int mn4(int a, int b, int c, int d){
return mn(mn(a, b), mn(c,d));
}
int main() {
int t;
scanf("%d", &t);
for(int ii = 0; ii < t; ii++){
int k;
scanf("%d", &k);
int K = (1 << k);
for(int i = 0; i < K; i++){
for(int j = 0; j < K; j++){
scanf("%d", &data[i][j]);
}
}
int cnt = 0;
for(int q = 0; q < k; q++){
K /= 2;
for(int i = 0; i < K; i++){
for(int j = 0; j < K; j++){
int mnn = mn4(data[2*i][2*j], data[2*i][2*j+1], data[2*i+1][2*j], data[2*i+1][2*j+1]);
cnt += (data[2*i][2*j]+data[2*i][2*j+1]+data[2*i+1][2*j]+data[2*i+1][2*j+1]-4*mnn+4);
data[i][j] = mnn;
}
}
}
printf("%d\n", cnt + data[0][0] + 1);
}
return 0;
}
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