fixed dry option bug in contest mode
fixed dry option bug in contest mode

nattee/cafe-grader-judge-scripts,jittat/cafe-grader-judge-scripts,nattee/cafe-grader-judge-scripts,jittat/cafe-grader-judge-scripts,jittat/cafe-grader-judge-scripts,nattee/cafe-grader-judge-scripts,nattee/cafe-grader-judge-scripts,jittat/cafe-grader-judge-scripts,nattee/cafe-grader-judge-scripts