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using the new function_timer library

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Krishna Vedala 2020-04-07 00:24:40 -04:00
parent d24b6ea344
commit 2d9d2d87fe
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1 changed files with 7 additions and 5 deletions
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12
project_euler/Problem 23/sol1.c
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@ -1,10 +1,10 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <time.h> #include <time.h>
#ifdef _OPENMP #ifdef _OPENMP
#include <omp.h> #include <omp.h>
#endif #endif
#include "function_timer.h"
unsigned long MAX_N = 28123; unsigned long MAX_N = 28123;
@ -91,26 +91,28 @@ int main(int argc, char **argv)
printf("Not using parallleization!\n"); printf("Not using parallleization!\n");
#endif #endif
clock_t dt = 0; double total_duration = 0;
function_timer *timer = new_timer();
#ifdef _OPENMP #ifdef _OPENMP
#pragma omp parallel for reduction(+ \ #pragma omp parallel for reduction(+ \
: sum) schedule(runtime) : sum) schedule(runtime)
#endif #endif
for (unsigned long i = 1; i <= MAX_N; i++) for (unsigned long i = 1; i <= MAX_N; i++)
{ {
clock_t start_time = clock(); start_timer(timer);
if (!is_sum_of_abundant(i)) if (!is_sum_of_abundant(i))
sum += i; sum += i;
clock_t end_time = clock(); clock_t end_time = clock();
dt += end_time - start_time; total_duration += end_timer(timer);
printf("... %5lu: %8lu\r", i, sum); printf("... %5lu: %8lu\r", i, sum);
if (i % 100 == 0) if (i % 100 == 0)
fflush(stdout); fflush(stdout);
} }
printf("Time taken: %.4g ms\n", 1e3 * dt / CLOCKS_PER_SEC); printf("Time taken: %.4g s\n", total_duration);
printf("Sum of numbers that cannot be represented as sum of two abundant numbers : %lu\n", sum); printf("Sum of numbers that cannot be represented as sum of two abundant numbers : %lu\n", sum);
delete_timer(timer);
return 0; return 0;
} }