static inline void perm_array(int len, int *arr)
{int i,j,t; /* keep arr[0], i goes from 1 */
for(i=1;i<len-1;i++){
j=i+mrandom(len-i);
t=arr[i];arr[i]=arr[j];arr[j]=t;
}
}
cookie(int maxx, int maxy) {
int i, j, val;
do {
i = mrandom(0,maxx/GORDO);
j = mrandom(0,maxy/GORDO);
val = mrandom(1,9);
} while(tablero[i][j] != 0);
tablero[i][j] = val;
galleta.x=i*GORDO;
galleta.y=j*GORDO;
if(galleta_id == 0)
galleta_id = create_obj_w(i*GORDO, j*GORDO, GORDO, "rectangle", "blue");
else
coords_w(galleta_id, i*GORDO, j*GORDO, GORDO);
}
void bernstein(char *seed){
int loops, b, j, k;
mrandom(strlen(seed), seed);
for(loops=4; loops<=65536; loops*=16){
for(b=0; b<16; b++){
printf("%.2d, %.5d loops:", b, loops);
for(k=0; k<10; k++){
for(j=0; j<16; j++){
key[j] = xrandom() >> 16;
}
ExpandKey(key, expkey);
printf(" %.2x", bestx(b, loops) ^ key[b]);
fflush(stdout);
}
printf("\n");
}
}
}
