Created
March 4, 2011 02:02
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#include <cstdio> | |
#include <cstring> | |
#include <algorithm> | |
using namespace std; | |
#define NN 128 | |
#define MM (NN*512) | |
int T, n; | |
int a[NN]; | |
long long dp[MM]; | |
int ans, A, B, sum; | |
int main(void) { | |
scanf("%d", &T); | |
while(T--) { | |
scanf("%d", &n); | |
sum = 0; | |
for(int i = 1; i <= n; i++) scanf("%d", &a[i]), sum += a[i]; | |
memset(dp, 0, sizeof(dp)); | |
dp[0] = 1; | |
for(int i = 1; i <= n; i++) | |
for(int j = MM-1; j >= 0; j--) | |
if(j >= a[i] && dp[j-a[i]]) | |
dp[j] |= (dp[j-a[i]] << 1); | |
ans = 0x3f3f3f3f; | |
for(int j = 0; j < MM; j++) { | |
if(dp[j]&(1<<(n/2)) && ans > abs(sum - 2*j)) { | |
ans = abs(sum - 2*j); | |
A = sum - j; | |
B = j; | |
} | |
} | |
if(A > B) swap(A, B); | |
printf("%d %d\n", A, B); | |
if(T) printf("\n"); | |
} | |
return 0; | |
} |
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