#include <cuda.h>

#include <stdio.h>

int getMulprocessorCount(){

        cudaDeviceProp prop;

        cudaGetDeviceProperties(&prop,);

        return prop.multiProcessorCount;

}

__constant__ int a[]={,,,,,,,,};

__global__  void add(int *c){

   c[]=a[];

}

int main(){

        int *c;

        int h_c[];

        int mpc = getMulprocessorCount();

        cudaMalloc((void **)&c,*sizeof(int));

        add<<<,>>>(c);

        cudaMemcpy(h_c,c,sizeof(int)*,cudaMemcpyDeviceToHost);

        printf("num is %d",h_c[]);

}