bench: replace usage of LEN

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/normal/pdf/benchmark/c/benchmark.c

@@ -102,15 +102,15 @@ static double benchmark( void ) {
 
 	double x[ 100 ];
 
-	for ( i = 0; i < LEN; i++ ) {
+	for ( i = 0; i < 100; i++ ) {
 		x[ i ] = random_uniform( -100.0, 100.0 );
 		mu[ i ] = random_uniform( -50.0, 50.0 );
 		sigma[ i ] = random_uniform( STDLIB_CONSTANT_FLOAT64_EPS, 20.0 );
 	}
 
 	t = tic();
 	for ( i = 0; i < ITERATIONS; i++ ) {
-		y = stdlib_base_dists_normal_pdf( x[ i%LEN ], mu[ i%LEN ], sigma[ i%LEN ] );
+		y = stdlib_base_dists_normal_pdf( x[ i%100 ], mu[ i%100 ], sigma[ i%100 ] );
 		if ( y != y ) {
 			printf( "should not return NaN\n" );
 			break;