int main(int argc,char *argv[])
{
int N=atoi(argv[1]),M=atoi(argv[2]);
int i,j,*count,result;
double lambda=8;
count=malloc((N+1)*sizeof(int));
srand((unsigned)time(NULL));
for(i=1;i<=M;i++){
result=0;
for(j=1;j<=N;j++)
if(heads(N,lambda))
result++;
count[result]++;
}
for(i=0;i<=N;i++){
printf("%2d: ",i);
for(j=0;j<count[i];j+=10)
putchar('*');
putchar('\n');
}
return(0);
}
int main()
{
int i;
int j;
int cnt;
int N = 32;
int M = 1000;
int *f;
f = malloc((N+1) * sizeof *f);
assert(f);
memset(f, 0, sizeof *f * (N+1));
for (i = 0; i < M; i++, f[cnt]++) {
for (cnt = 0, j = 0; j <= N; j++) {
if (heads()) {
cnt++;
}
}
}
for (j = 0; j <= N; j++) {
printf("%2d ", j);
for (i = 0; i < f[j]; i += 10) {
putchar('*');
}
putchar('\n');
}
return 0;
}
bool UnformatImage (const std::string &path, Range range)
{
auto disk = std::make_shared<Disk>();
if (!ReadImage(path, disk))
return false;
ValidateRange(range, MAX_TRACKS, MAX_SIDES, disk->cyls(), disk->heads());
range.each([&] (const CylHead &cylhead) {
if (!g_fAbort)
disk->write_track(cylhead, Track());
});
return WriteImage(path, disk);
}
bool CreateImage (const std::string &path, Range range)
{
auto disk = std::make_shared<Disk>();
// Start with legacy default formats, with automatic gap 3
Format fmt = IsFileExt(path, "cpm") ? RegularFormat::ProDos : RegularFormat::MGT;
fmt.gap3 = 0;
// Allow everything about the format to be overridden, but check it
fmt.Override(true);
fmt.Validate();
ValidateRange(range, MAX_TRACKS, MAX_SIDES);
// Set the disk label, if supplied
if (!opt.label.empty())
disk->metadata["label"] = opt.label;
// Extend or format the disk
if (opt.noformat)
disk->write_track(CylHead(range.cyl_end - 1, range.head_end - 1), Track());
else
disk->format(fmt);
// Write to the output disk image
WriteImage(path, disk);
// Report the new disk parameters, unless it's already been displayed (raw)
if (!IsFileExt(path, "raw"))
{
auto cyls = disk->cyls();
auto heads = disk->heads();
if (opt.noformat)
util::cout << util::fmt("Created %2u cyl%s, %u head%s, unformatted.\n", cyls, (cyls == 1) ? "" : "s", heads, (heads == 1) ? "" : "s");
else
{
util::cout << util::fmt("Created %2u cyl%s, %u head%s, %2u sector%s/track, %4u bytes/sector\n",
cyls, (cyls == 1) ? "" : "s", heads, (heads == 1) ? "" : "s",
fmt.sectors, (fmt.sectors == 1) ? "" : "s", fmt.sector_size());
}
}
return true;
}
main(int argc,char *argv[])
{
int i,j,cnt;
int N = atoi(argv[1]), M = atoi(argv[2]);
int *f = malloc((N+1)*sizeof(int));
for(j = 0;j <= N;j++)
f[j] = 0;
for(i = 0;i < M;i++,f[cnt]++)
for(cnt = 0,j = 0;j <= N;j++)
if(heads())
cnt++;
for(j = 0;j <= N;j++)
{
printf("%2d ",j);
for(i = 0;i < f[j];i+=10)
printf("*");
printf("\n");
}
}
int main(int argc, char *argv[])
{
int i, j, cnt;
int N = atoi(argv[1]), M = atoi(argv[2]);
int *f = (int *)malloc((N + 1) * sizeof(int));
for (j = 0; j <= N; j++)
f[j] = 0;
for (i = 0; i < M; i++, f[cnt]++)
// 总共做 M 次实验，每次抛 N 次硬币
// cnt 代表 N 次中 heads 的次数
// 上层循环中，f[cnt]++,即统计 heads 为 cnt
// 次数 + 1；每次下层循环中 cnt 初始化为 0
for (cnt = 0, j = 0; j <= N; j++)
if (heads()) cnt++;
for (j = 0; j <= N; j++) {
printf("%2d ", j);
for (i = 0; i < f[j]; i += 10)
printf("*");
printf("\n");
}
return 0;
}
int main(void)
{
int i, j, cnt, p;
int *f = malloc((N+1) * sizeof(int));
srand(time(NULL));
printf("Enter the probability p: ");
scanf("%d", &p);
for(i = 0; i <= N; i++)
f[i] = 0;
for(i = 0; i < M; i++, f[cnt]++)
for (cnt = 0, j = 0; j <= N; j++)
if (heads(p))
cnt++;
for (j = 0; j <= N; j++)
{
printf("%2d ", j);
for (i = 0; i < f[j]; i+=10)
printf("*");
printf("\n");
}
return 0;
}
int
main(int argc, char *argv[])
{
int i, j, cnt;
int N, M;
if (argc != 3) {
fprintf(stderr, "Usage: <coin_toss_count> <nloops>\n");
exit(1);
}
N = atoi(argv[1]);
M = atoi(argv[2]);
int *f = malloc((N+1) * sizeof(int));
if (f == NULL) {
fprintf(stderr, "Insufficient memory.\n");
exit(1);
}
for (j = 0; j <= N; j++)
f[j] = 0;
for (i = 0; i < M; i++, f[cnt]++)
for (cnt = 0, j = 0; j < N; j++)
if (heads())
cnt++;
for (j = 0; j <= N; j++) {
printf("%2d ", j);
for (i = 0; i < f[j]; i+=10)
printf("*");
printf("\n");
}
return 0;
}
