Untitled

mail@pastecode.io avatar
unknown
plain_text
a year ago
851 B
0
Indexable
Never
#include <iostream>
#include <stdlib.h>
#include <time.h>
using namespace std;



int main()
{

	int* arrayA, * arrayB, * arrayC, i, j, k, sum = 0;
	arrayA = new int[10000];
	arrayB = new int[10000];
	arrayC = new int[10000];

	int m_width = 100;

		clock_t startTime = clock();

	for (i = 0; i < 10000; ++i)
	{
		arrayA[i] = rand() % 100;
		arrayB[i] = rand() % 100;
	}

	for (i = 0; i < m_width; ++i)
	{
		for (j = 0; j < m_width; ++j)
		{
			sum = 0;
			for (k = 0; k < m_width; ++k)
			{
				sum += arrayA[i * m_width + k] * arrayB[k * m_width + j];
			}
			arrayC[i * m_width + j] = sum;
						cout<<arrayC[i]<<" ";
		}
				cout<<endl;
	}
		clock_t stopTime = clock();
		float secsElapsed = (float)(stopTime  - startTime)/CLOCKS_PER_SEC;
		cout <<endl << "Time Taken:" << secsElapsed;
		
	return 0;
}