Daily Temperatures

def dailyTemperatures(temperatures):
    res = [0] * len(temperatures)
    stack = [] # pair: [temp, index]
    
    for i, t in enumerate(temperatures):
        while stack and t > stack[-1][0]:
            stackT, stackInd = stack.pop()
            res[stackInd] = i - stackInd
        stack.append([t, i])
        
    return res