code. compile. run. debug. share.
#include <stdio.h>
#include <time.h>
void main()
{
unsigned char a, b;
int i;
clock_t before = clock();
for (i = 0; i < 10000000; i++) {
a *= 2;
b *= 2;
}
printf("elapsed: %lu\n", clock() - before);
before = clock();
for (i = 0; i < 10000000; i++) {
b *= 2;
b *= 2;
}
printf("elapsed: %lu\n", clock() - before);
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
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