Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- #include <stdio.h>
- #include <time.h>
- #define N 3000
- int main()
- {
- double a[N][N], b[N][N], c[N];
- clock_t start, end;
- for (int i = 0; i < N; ++i) {
- c[i] = i + 0.1;
- for (int j = 0; j < N; ++j) b[i][j] = i * 2.0 + j;
- }
- start = clock();
- for (int i = 0; i < N; ++i)
- for (int j = 0; j < N; ++j) {
- a[i][j] = b[i][j] / c[i];
- }
- end = clock();
- for (int i = 0; i < 20; ++i)
- for (int j = 0; j < 20; ++j)
- printf("%f\n", a[i][j]);
- double cpu_time_used = ((double) (end - start)) / CLOCKS_PER_SEC;
- printf("Elapsed time: %f\n", cpu_time_used);
- return 0;
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement