GPUCodeForces/S1/ZZZJ_#23/optional_has_element_torch.py

26 lines
527 B
Python

import torch
import torch.nn as nn
torch.backends.cuda.matmul.allow_tf32 = False
class Model(nn.Module):
def __init__(self):
super(Model, self).__init__()
def forward(self, indices: torch.Tensor) -> torch.Tensor:
return (indices != -1).float()
N = 1024 * 1024 * 32
def get_inputs():
indices = torch.randint(0, 1000, (N,), dtype=torch.int32, device='cuda')
mask = torch.rand(N, device='cuda') < 0.1
indices[mask] = -1
return [indices]
def get_init_inputs():
return []