Created
December 27, 2018 21:49
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#include <stdio.h> | |
#include <stdlib.h> | |
#include <time.h> | |
#define TAM 100000 | |
void aleatorio(int *vetor){ | |
srand(time(NULL)); | |
for(int i = 0 ; i < TAM ; i ++) | |
vetor[i] = rand() % 20; | |
}; | |
void copia(int *vetorOriginal, int *vetorCopia){ | |
for(int i = 0 ; i < TAM ; i ++){ | |
vetorCopia[i] = vetorOriginal[i]; | |
} | |
} | |
void imprime(int *vetor){ | |
for(int i = 0 ; i < TAM ; i ++) | |
printf("%d ", vetor[i]); | |
}; | |
void troca(int *valor1, int *valor2){ | |
int temp = *valor2; | |
*valor2 = *valor1; | |
*valor1 = temp; | |
}; | |
void bubbleSort(int *vetor){ | |
//INÍCIO DA CONTAGEM DE TEMPO | |
time_t start, end; | |
double elapsed; | |
time(&start); | |
//========================= | |
for(int i = 0; i < TAM -1; i++){ | |
for(int j = (i + 1); j < TAM ; j++){ | |
if(vetor[j] < vetor[i]) | |
troca(&vetor[j], &vetor[i]); | |
} | |
} | |
//FIM DA CONTAGEM DE TEMPO | |
time(&end); | |
printf("\nBubble Sort: %.2f", difftime(end, start)); | |
//================ | |
} | |
void insertionSort(int *vetor){ | |
time_t start, end; | |
double elapsed; | |
time(&start); | |
int esc, j; | |
for(int i = 1 ; i < TAM ; i ++){ | |
esc = vetor[i]; | |
j = i - 1; | |
while((j >= 0) && (vetor[j] > esc)){ | |
vetor[j + 1] = vetor[j]; | |
j --; | |
} | |
vetor[j + 1] = esc; | |
} | |
time(&end); | |
printf("\nInsertion Sort: %.2f", difftime(end, start)); | |
}; | |
void selectionSort(int *vetor){ | |
time_t start, end; | |
double elapsed; | |
time(&start); | |
int min; | |
for(int i = 0 ; i < (TAM -1) ; i ++){ | |
min = i; | |
for(int j = (i + 1) ; j < TAM ; j ++){ | |
if(vetor[j] < vetor[min]) | |
min = j; | |
} | |
if(vetor[i] != vetor[min]){ | |
troca(&vetor[min], &vetor[i]); | |
} | |
} | |
time(&end); | |
printf("\nSelection Sort: %.2f", difftime(end, start)); | |
}; | |
int main(){ | |
int vetor[TAM], vetorCopia[TAM]; | |
aleatorio(vetor); | |
copia(vetor, vetorCopia); | |
bubbleSort(vetorCopia); | |
copia(vetor, vetorCopia); | |
insertionSort(vetorCopia); | |
copia(vetor, vetorCopia); | |
selectionSort(vetorCopia); | |
return 0; | |
} |
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