代码：
publicclassSalesAnalysis
{
publicstaticvoidmain(String[]args)
{
int[][]sales={{750,660,910,800},{800,700,950,900},{700,600,750,600},{850,800,1000,950},{900,800,960,980}};
inti,j;
doubletemp;
doubleSum=0;
doublepersent;
int[]apartSum={0,0,0,0,0};
int[]seasonSum={0,0,0,0};
//求出每个部门的四个季度的总和
System.out.println(\"*******************************************\");
for(i=0;i5;i)
{
for(j=0;j4;j)
{
apartSum=sales[j];
}
System.out.println(\"部门\"(i1)\"四个季度的总和是:\"apartSum);
}
System.out.println(\"*******************************************\");
System.out.println();
//求出所有部门每个季度的总和
System.out.println(\"*******************************************\");
for(i=0;i4;j)
{
for(j=0;j5;i)
{
seasonSum=sales[j];
}
System.out.println(\"所有部门\"\"季度\"(i1)\"的总和是:\"seasonSum);
}
System.out.println(\"*******************************************\");
System.out.println();
//总销售额
System.out.println(\"*******************************************\");
for(i=0;i4;i)
{
Sum=seasonSum;
}
System.out.println(\"*******************************************\");
System.out.println();
//求出每一部门每一季度的销售额占总销售额的百分比
System.out.println(\"*******************************************\");
for(i=0;i5;i)
{
for(j=0;j4;j)
{
temp=sales[j];
persent=temp/Sum;
System.out.println(\"部门\"(i1)\"第\"(j1)\"季度销售额占总销售额百分比:\"persent\"%\");
}
}
System.out.println(\"*******************************************\");
System.out.println();
//每个部门全年销售额占总销售额的百分比
System.out.println(\"*******************************************\");
for(i=0;i5;i)
{
temp=apartSum;
persent=temp/Sum;
System.out.println(\"部门\"(i1)\"的全年销售额占总销售额的百分比是:\"persent\"%\");
}
System.out.println(\"*******************************************\");
System.out.println();
//每一季度的销售额占总销售额的百分比
System.out.println(\"*******************************************\");
for(i=0;i4;i)
{
temp=seasonSum;
persent=temp/Sum;
System.out.println(\"季度\"(i1)\"销售额占总销售额的百分比:\"persent\"%\");
}
System.out.println(\"*******************************************\");
}
}
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