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#include <stdio.h>
#include <stdlib.h>
int main()
{
int face, roll, frequency1 = 0, frequency2 = 0,
frequency3 = 0, frequency4 = 0,
frequency5 = 0, frequency6 = 0;
for ( roll = 1; roll <= 6000; roll++ ) {
face = 1 + rand() % 6;
switch ( face ) {
case 1:
++frequency1;
break;
case 2:
++frequency2;
break;
case 3:
++frequency3;
break;
case 4:
++frequency4;
break;
case 5:
++frequency5;
break;
case 6:
++frequency6;
break;
}
}
printf( "%s%13s\n", "Face", "Frequency" );
printf( " 1%13d\n", frequency1 );
printf( " 2%13d\n", frequency2 );
printf( " 3%13d\n", frequency3 );
printf( " 4%13d\n", frequency4 );
printf( " 5%13d\n", frequency5 );
printf( " 6%13d\n", frequency6 );
return 0;
}
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#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define SIZE 7
int main()
{
int face, roll, frequency[ SIZE ] = { 0 };
srand( time( NULL ) );
for ( roll = 1; roll <= 6000; roll++ ) {
face = rand() % 6 + 1;
++frequency[ face ]; /* replaces 20-line switch */
}
printf( "%s%17s\n", "Face", "Frequency" );
for ( face = 1; face <= SIZE - 1; face++ )
printf( "%4d%17d\n", face, frequency[ face ] );
return 0;
} |