回答編集履歴
2
あー四捨五入
test
CHANGED
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@@ -34,7 +34,7 @@
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34
34
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35
35
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int j = (int)( (i2 * tax)/tax);
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36
36
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37
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-
int k = Math.round( (i2 * tax)/tax);
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37
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+
int k = Math.round( Math.round(i2 * tax)/tax);
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38
38
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39
39
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if (i != j) {
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40
40
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1
そういえば cast は 切り捨てだったかしら
test
CHANGED
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@@ -34,11 +34,17 @@
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34
34
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35
35
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int j = (int)( (i2 * tax)/tax);
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36
36
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37
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-
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37
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+
int k = Math.round( (i2 * tax)/tax);
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38
38
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39
39
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if (i != j) {
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40
40
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41
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-
System.out.printf("i=%d %n", i);
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41
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+
System.out.printf("[j] i=%d %n", i);
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42
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+
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43
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+
}
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44
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+
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45
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+
if (i != k) {
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46
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+
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47
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+
System.out.printf("[k] i=%d %n", i);
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42
48
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43
49
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}
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44
50
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