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发表于 2019-4-12 18:58:31
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显示全部楼层
动动手0
- #include <stdio.h>
- #include <math.h>
- int main(void) {
- double money=10000,n1=0.1,n2=0.05,sum1,sum2;
- for(int i=1;i<100;i++){
- sum1=money+(money*n1*i);
- sum2=money*pow((1+n2),i);
- if(sum2>sum1){
- printf("%d年后,黑夜投资额超过小甲鱼\n",i);
- break;
- }
- }
- printf("小甲鱼的投资额是:%.2lf\n",sum1);
- printf(" 黑夜的投资额是:%.2lf\n",sum2);
- return 0;
- }
复制代码
动动手1
- #include <stdio.h>
- #include <math.h>
- int main(void) {
- int sum=400,year;
- double r=0.08;
- for(year=1;year<100;year++){
- sum=(sum-50)*(1+0.08);
- if (sum<0){
- printf("%d年后,败光!\n",year);
- break;
- }
- }
- return 0;
- }
复制代码
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