#include <stdio.h>
#include <stdlib.h>
long long int perm_counter = 0;
int found = 0;
void permute(int arr[], int index, int k, int size){
int i, j, m, l, t;
if(index >= size - 1){
int greater_counter = 0;
int less_counter = 0;
for(i = 0; i <= size - 2; i++){
for(j = i+1; j <= size - 1; j++){
if(arr[i] > arr[j]) greater_counter++;
else less_counter++;
}
}
if(greater_counter == less_counter) perm_counter++;
if(perm_counter == k){
printf("TAK\n");
for(m = 0; m < size; m++){
printf("%d",arr[m]);
if (m < size - 1) printf(" ");
}
found = 1;
}
return;
}
for(l = index; l < size; l++){
t = arr[index];
arr[index] = arr[l];
arr[l] = t;
if(!found) permute(arr, index+1, k, size);
t = arr[index];
arr[index] = arr[l];
arr[l] = t;
}
}
int main()
{
int n, c, i;
long long int k;
scanf("%d", &n);
scanf("%d", &k);
int perm_tab[n];
for(i = 0; i < n; i++){
perm_tab[i] = i+1;
}
permute(perm_tab, 0, k, n);
if(!found) printf("NIE\n");
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | #include <stdio.h> #include <stdlib.h> long long int perm_counter = 0; int found = 0; void permute(int arr[], int index, int k, int size){ int i, j, m, l, t; if(index >= size - 1){ int greater_counter = 0; int less_counter = 0; for(i = 0; i <= size - 2; i++){ for(j = i+1; j <= size - 1; j++){ if(arr[i] > arr[j]) greater_counter++; else less_counter++; } } if(greater_counter == less_counter) perm_counter++; if(perm_counter == k){ printf("TAK\n"); for(m = 0; m < size; m++){ printf("%d",arr[m]); if (m < size - 1) printf(" "); } found = 1; } return; } for(l = index; l < size; l++){ t = arr[index]; arr[index] = arr[l]; arr[l] = t; if(!found) permute(arr, index+1, k, size); t = arr[index]; arr[index] = arr[l]; arr[l] = t; } } int main() { int n, c, i; long long int k; scanf("%d", &n); scanf("%d", &k); int perm_tab[n]; for(i = 0; i < n; i++){ perm_tab[i] = i+1; } permute(perm_tab, 0, k, n); if(!found) printf("NIE\n"); return 0; } |
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