Simple usage demo of cuda parallel program

nvidia-smi
nvcc --version

In the terminal, use the nvcc compiler to compile the CUDA program:

nvcc vector_add.cu -o vector_add  

Run the compiled executable: . /vector_add and output the following, indicating that the CUDA environment was successfully installed:

out[0] = 0  
out[1] = 3  
out[2] = 6  
out[3] = 9  
out[4] = 12  
out[5] = 15  
out[6] = 18  
out[7] = 21  
out[8] = 24  
out[9] = 27