# include<stdio.h> float f(float i) { if(i<1) { return i; } if(i<10&&i>=1) { return 2*i-1; } if(i>=10) { return 3*i-11; } } int main(void) { float x; scanf("%f",&x); printf("%.f\n",f(x)); return 0; }
Double click to view unformatted code.