?? 2264.cpp
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/* This Code is Submitted by wywcgs for Problem 2264 on 2006-06-03 at 17:19:25 */
#include <cstdio>
#include <algorithm>
using namespace std;
typedef long long int64;
const int CN = 102400;
int main()
{
int i, t, T;
int n, e[CN];
scanf("%d", &T);
for(t = 0; t < T; t++) {
scanf("%d", &n);
for(i = 0; i < n; i++) scanf("%*s %d", &e[i]);
sort(e, e+n);
int64 dis = 0;
for(i = 0; i < n; i++)
dis += abs(i+1-e[i]);
printf("%lld\n", dis);
}
return 0;
}
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