i = 1;                                //1
k = n;                                //1
while (i <= k) {                      //N+1
    while (i <= k && A[i] < 0) {      //i+2
        i = i + 1;                    //2i
    }
    while (i <= k && A[i] >= 0) {     //i+2
        k = k - 1;                    //2i
    }
    printf("...");                    //1
    i = i + 1;                        //1
    k = k - 1;                        //1
}