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dailyTemperatures.java
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executable file
·57 lines (51 loc) · 1.96 KB
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package stack;
import java.util.Stack;
/**
* Created by Administrator on 2018/4/10 0010.
*/
public class dailyTemperatures {
public int[] dailyTemperatures(int[] temperatures) {
int[] result=new int[temperatures.length];
for(int i=0;i<temperatures.length;i++){
for(int j=i+1;j<temperatures.length;j++){
if(result[i]>=0){
if((temperatures[j]-temperatures[i])>0){
result[i]=i-j;
break;
}
}
}
}
for(int i=0;i<result.length;i++){
if(result[i]<0)
result[i]=-result[i];
else
result[i]=0;
}
return result;
}
public int[] dailyTemperatures2(int[] temperatures) {
int [] result=new int[temperatures.length];
Stack<Integer> stack=new Stack<>();
for(int i=0;i<temperatures.length;i++){
if(stack.size()==0||temperatures[i]<temperatures[stack.peek()] ){
stack.push(i);
}
else{
while(stack.size()!=0&&temperatures[i]>temperatures[stack.peek()]){
result[stack.peek()]=i-(stack.peek());
stack.pop();
}
stack.push(i);
}
}
return result;
}
public static void main(String[] args) {
int [] result=new int[]{64,40,49,73,72,35,68,83,35,73,84,88,96,43,74,63,41,95,48,46,89,72,34,85,72,59,87,49,30,32,47,34,74,58,31,75,73,88,64,92,83,64,100,99,81,41,48,83,96,92,82,32,35,68,68,92,73,92,52,33,44,38,47,88,71,50,57,95,33,65,94,44,47,79,41,74,50,67,97,31,68,50,37,70,77,55,48,30,77,100,31,100,69,60,47,95,68,47,33,64};
int []tem=new int[result.length];
dailyTemperatures da=new dailyTemperatures();
tem=da.dailyTemperatures2(result);
System.out.println(tem);
}
}