Created
February 20, 2017 02:06
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Práctica 1 1/5[AA] - Daniel Cruz García
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| #include<stdio.h> | |
| #include "tiempo.h" | |
| int Producto2Mayores(int * A, int n){ | |
| int i,mayor1,mayor2; | |
| if(A[1] > A[2]) { | |
| mayor1 = A[1]; | |
| mayor2 = A[2]; | |
| } | |
| else{ | |
| mayor1 = A[2]; | |
| mayor2 = A[1]; | |
| } | |
| i = 3; | |
| while(i<=n){ | |
| if(A[i] > mayor1){ | |
| mayor2 = mayor1; | |
| mayor1 = A[i]; | |
| } | |
| else if(A[i] > mayor2) | |
| mayor2 = A[i]; | |
| i++; | |
| } | |
| return mayor1*mayor2; | |
| } | |
| int main(){ | |
| double utime0, stime0, wtime0,utime1, stime1, wtime1; //Variables para medición de tiempos | |
| int i,n; | |
| int A[] = {3,2,3,5,7,1,3,2,3,5,7,1,3,2,3,5,7,11,3,2,3,5,7,1,3,2,31,3,2,3,5,7,1,3,2,3,1,3,2,3,5,7,1,3,2,3,1,3,2,3,5,7,1,3,2,3,1,3,2,3,5,7,1,3,2,31,3,2,3,5,7,1,3,2,31,3,2,3,5,7,1,3,2,3,1,3,2,3,5,7,1,3,2,3}; | |
| for(i=0; i<50; i++){ | |
| n = i+3; | |
| printf("------------------- NUMERO %d --------------------- \n",i+1); | |
| uswtime(&utime0, &stime0, &wtime0); | |
| printf("Resultado: %d\n",Producto2Mayores(A,n)); | |
| uswtime(&utime1, &stime1, &wtime1); | |
| //Cálculo del tiempo de ejecución del programa | |
| printf("\n"); | |
| printf("real (Tiempo total) %.10f s\n", wtime1 - wtime0); | |
| printf("user (Tiempo de procesamiento en CPU) %.10f s\n", utime1 - utime0); | |
| printf("sys (Tiempo en acciónes de E/S) %.10f s\n", stime1 - stime0); | |
| printf("CPU/Wall %.10f %% \n",100.0 * (utime1 - utime0 + stime1 - stime0) / (wtime1 - wtime0)); | |
| printf("\n"); | |
| //Mostrar los tiempos en formato exponecial | |
| printf("\n"); | |
| printf("real (Tiempo total) %.10e s\n", wtime1 - wtime0); | |
| printf("user (Tiempo de procesamiento en CPU) %.10e s\n", utime1 - utime0); | |
| printf("sys (Tiempo en acciónes de E/S) %.10e s\n", stime1 - stime0); | |
| printf("CPU/Wall %.10f %% \n",100.0 * (utime1 - utime0 + stime1 - stime0) / (wtime1 - wtime0)); | |
| printf("\n"); | |
| } | |
| return 0; | |
| } |
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