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New check invalid input #14

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4d52e50
check invalid input
eomchny Dec 7, 2020
82865b7
check invalid input
eomchny Dec 7, 2020
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Binary file added src/main/java/sig/oss/.Grader.java.swp
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17 changes: 13 additions & 4 deletions src/main/java/sig/oss/Grader.java
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Original file line number Diff line number Diff line change
@@ -1,15 +1,24 @@
package sig.oss;
//Initial Grader Project
class Grader {
final static int MAX_SCORE = 50;
static public Grade calculate_grade(int mid, int fin) {
int tot;
Grade grade=Grade.F;
tot = mid+fin;
if (tot>=80) grade=Grade.A;
else if (tot>=70)grade=Grade.B;
else if (tot>=60)grade=Grade.C;
else grade=Grade.F;
if(check_score(mid) && check_score(fin)){
tot = mid+fin;
if (tot>=80) grade=Grade.A;
else if (tot>=70)grade=Grade.B;
else if (tot>=60)grade=Grade.C;
else grade=Grade.F;
}
return grade;
}

private static boolean check_score(int score){
if(score>=0 && score <=MAX_SCORE) return true;
else throw new InvalidInputException();
}
}

5 changes: 5 additions & 0 deletions src/main/java/sig/oss/InvalidInputException.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,5 @@
package sig.oss;

class InvalidInputException extends RuntimeException{
}