Random numbers in C

Question

for(i = 0; i < n; i++){
        srand(time(NULL));
        printf(\"%d \", time(NULL));
        for(j = 0; j < (n-1); j++){
            a[i][j] = rand();
              


        

Answer 1

srand(time(NULL));
for(i = 0; i < n; i++){
    for(j = 0; j < (n-1); j++){
        a[i,j] = rand();
    }
}

No matter. The number are the same...