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在做一个角点检测,有个画十字函数偶尔会运行出错,有时又一点事都没有,很迷:图如下: 高亮的语句就是容易出错的那句。 错误是指溢出出错,但为什么是一会出现一会儿又不出现呢?
代码一定要让别人可以运行的文本,不要贴图片