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c_cpp
4 years ago
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#include <ctype.h> #include <string.h> #include <math.h> #include <stdlib.h> #include <stdio.h> int number(char string[]){ int num=0; for(int i=0;i<strlen(string);i++){ if (isdigit(string[i])){ num+=1; } } if (num==strlen(string)){ return 1; } else{ return 0; } } int main(){ int num1,num2; char a[50],b[50]; while (number(a)!=1||number(b)!=1){ printf("Enter number 1:"); scanf("%s",a); printf("Enter number 2:"); scanf("%s",b); } num1 =atoi(a); num2= atoi(b); printf("Geometric mean = %.2f",sqrt(num1*num2)); return 0; }
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