2.买卖股票的最佳时机 II

maxProfit.c

int maxProfit(int* prices, int pricesSize) {
    if (pricesSize <= 0) {
        return 0;
    }
    
    int profit = 0;
    for (int i = 0; i < pricesSize-1; i ++) {
        if (prices[i+1] > prices[i]) {
            profit += prices[i+1] - prices[i];
        }
    }
    
    return profit;
}