include <stdio.h>

include <stdlib.h>

void main() { double l, r;

scanf_s("%lf", &l);

l = l / 10000;

if (l <= 0.0) {
    printf("Please input the right profit!");
}
else if(l > 0.0 & l <= 10.0){
    r = l * 0.1;
}
else if (l > 10.0 & l <= 20.0) {
    r = 10 * 0.1 + (l - 10) * 0.075;
}
else if (l > 20.0 & l <= 40.0) {
    r = 10 * 0.1 + 10 * 0.075 + (l - 20) * 0.05;
}
else if(l > 40.0 & l <= 60.0){
    r = 10 * 0.1 + 10 * 0.075 + 20 * 0.05 + (l - 40) * 0.03;
}
else if (l > 60.0 & l <= 100.0) {
    r = 10 * 0.1 + 10 * 0.075 + 20 * 0.05 + 40 * 0.03 + (l - 60) * 0.015;
}
else {
    r = 10 * 0.1 + 10 * 0.075 + 20 * 0.05 + 40 * 0.03 + 40 * 0.015 + (l - 100) * 0.01;
}

printf("Your reward is %.2f", r * 10000);

system("pause");
return;

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C语言经典算法100例（一）

include <stdio.h>

include <stdlib.h>

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