#include<stdio.h> float check_number(float num1, float num2) { int answer; if(num1 >= 0 && num2 >= 0) { answer = 1; } else { answer = 0; } return answer; } void main() { float num1, num2, answer; printf("enter number 1: "); scanf("%f", &num1); printf("enter number 2: "); scanf("%f", &num2); answer = check_number(num1, num2); if(answer == 1) { printf("two number the same sign"); } else { printf("two number different sign"); } }
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