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#include "triFusion.h"
void sousTriFusion(long * A, size_t p, size_t r){
if (p + 1 < r) {
size_t q = (size_t)((p + r) / 2);
sousTriFusion(A, p, q);
sousTriFusion(A, q, r);
fusion(A, p, q, r);
}
}
void fusion(long * A, size_t p, size_t q, size_t r){
size_t n1 = q-p;
size_t n2 = r-q;
j++;
}
size_t indg = 0;
size_t indd = 0;
size_t i = p;
while (i < r){
if(indg == n1){
A[i] = Ad[indd];
indd++;
}
else if(indd == n2){
A[i] == Ag[indg];
indg++;
}
else if(Ag[indg] < Ad[indd]){
A[i] = Ag[indg];
indg++;
}
else{
A[i] = Ad[indd];
indd++;
}
i++;
}
}
void triFusion(long * A, size_t n){
sousTriFusion(A, 0, n);
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}
// --------------------------------------------------------
void sousTriFusionVerbose(long * A, size_t p, size_t r, struct data* d){
if(p<(r-1)){
d->comparison++;
size_t q = (size_t)((p+r)/2);
d->write++;
sousTriFusionVerbose(A, p, q,d);
sousTriFusionVerbose(A, q, r, d);
fusionVerbose(A, p, q, r, d);
}
}
void fusionVerbose(long * A, size_t p, size_t q, size_t r, struct data* d){
size_t n1 = q-p;
d->write++;
size_t n2 = r-q;
d->write++;
long Ad[n2];
memset(Ad, 0, n2);
d->write+=n2;
int j = 0;
for(size_t i = q; i<r; i++){
Ad[j] = A[i];
d->write++;
j++;
d->write++;
}
long Ag[n1];
memset(Ag, 0, n1);
d->write+=n1;
j = 0;
for(size_t i = p; i<q; i++){
Ag[j] = A[i];
d->write++;
j++;
d->write++;
}
size_t indg = 0;
size_t indd = 0;
size_t i = p;
d->write++;
while (i < r){
d->comparison++;
if(indg == n1){
d->comparison++;
A[i] = Ad[indd];
d->write++;
indd++;
d->write++;
}
else if(indd == n2){
d->comparison+=2;
A[i] == Ag[indg];
d->write++;
indg++;
d->write++;
}
else if(Ag[indg] < Ad[indd]){
d->comparison+=3;
A[i] = Ag[indg];
d->write++;
indg++;
d->write++;
}
else{
d->comparison+=4;
A[i] = Ad[indd];
d->write++;
indd++;
d->write++;
}
i++;
d->write++;
}
}
void triFusionVerbose(long * A, size_t n, struct data* d){
sousTriFusionVerbose(A, 0, n, d);