Li Kou ----- the maximum profit of operating Ferris wheel

int minOperationsMaxProfit(int* customers, int customersSize, int boardingCost, int runningCost){
    
    int Record=0;
    int top=0;
    int stack[1000000];
    int count=0;
    int max=-10000;
    int index;
    for(int a=0;a<customersSize;a++){
    
        Record=Record+customers[a];
        if(Record>4){
    
            count=count+4*boardingCost-runningCost;
            stack[top++]=count;
            Record=Record-4;
        }
        else{
    
            count=count+customers[a]*boardingCost-runningCost;
            stack[top++]=count;
            Record=0;            
        }
        if(stack[top-1]>max){
    
            max=stack[top-1];
            index=top-1;
            
        }
    }
    if(Record>0){
    
        while(1){
    
            if(Record>4){
    
                count=count+4*boardingCost-runningCost;
                stack[top++]=count;
                Record=Record-4;
            }
            else{
    
                count=count+Record*boardingCost-runningCost;
                stack[top++]=count;
                if(stack[top-1]>max){
    
                    max=stack[top-1];
                    index=top-1;
                }
                break;
            }
            if(stack[top-1]>max){
    
                max=stack[top-1];
                index=top-1;
            }
        }
    }
    if(max<=0){
    
        return -1;
    }
    return index+1;
}