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#include <stdio.h>
#define swap(a, b) {(a)^=(b); (b)^=(a); (a)^=(b);}
void getOrder(int tab[], int n, int pos[]) {
for (int i = 0; i < n; i++) {
int count = 0;
for (int j = 0; j < n; j++)
count += (tab[j] < tab[i]);
pos[i] = count;
}
}
void exchange(int *A,int *I,int n){
int i, j, k;
for(i = 0; i < n ; i++){
if(i != I[i]){
j = i;
while(i != (k = I[j])){
swap(A[j], A[k]);
I[j] = j;
j = k;
}
I[j] = j;
}
}
}
int main() {
int tab[3] = { 5, 1, 4 };
int tab2[3] = { 3, 2, 1 };
int pos1[3];
int pos2[3];
int n = sizeof(tab) / sizeof(tab[0]);
getOrder(tab, n, pos1);
for (int i = 0; i < n; i++)
printf("%d ", pos1[i]);
printf("\n");
getOrder(tab2, n, pos2);
for (int i = 0; i < n; i++)
printf("%d ", pos2[i]);
printf("\n");
exchange(tab,pos2,n);
for (int i = 0; i < n; i++){
printf("%d ", tab[i]);
}
return 0;
} |
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