103 lines
2.0 KiB
C
103 lines
2.0 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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void add(double a, double b, double c,char ac, int result[],int count){
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float cc=a+b;
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if(cc==(float)c || a+b==c) result[count]=1;
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else result[count]=2;
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}
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void subtr(double a, double b, double c,char ac, int result[],int count){
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if(a-b==c) result[count]=1;
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else result[count]=2;
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}
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void multi(double a, double b, double c,char ac, int result[],int count){
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if(a*b==c) result[count]=1;
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else result[count]=2;
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}
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void divi(double a, double b, double c,char ac, int result[],int count){
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float cc=a/b;
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double Cc=(int)((a/b)*100000);
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if(cc==c || a/b==c || Cc==(int)(c*100000)) result[count]=1;
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else result[count]=2;
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}
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int main()
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{
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char *str;
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int *result;
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result=(int*)malloc(100);
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double a,b,c;
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char ac,el=0;
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int count=0;
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int eof;
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int ro=0;
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for(;eof!=EOF;count++){
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eof=0;
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int k=0;
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str=(char*)malloc(100);
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int ind=0;
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for(int i=0;eof!='\n';i++){
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eof=getchar();
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if(eof==EOF) break;
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if(eof=='='){
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ro=1;
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}
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if(!isdigit(eof) && eof!='.' && eof!=' '){
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k++;
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}
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if(eof!=' '){
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str[ind]=eof;
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ind++;
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}
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}
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if(ro==0){
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printf("CHYBA\n");
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break;
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}
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if(eof==EOF) break;
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sscanf(str,"%lF%c%lF=%lF ",&a,&ac,&b,&c);
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free(str);
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if(k>2){
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result[count]=3;
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continue;
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}
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switch(ac){
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case '+':
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add(a,b,c,ac,result,count);
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break;
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case '-':
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subtr(a,b,c,ac,result,count);
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break;
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case '*':
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multi(a,b,c,ac,result,count);
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break;
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case '/':
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divi(a,b,c,ac,result,count);
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break;
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default:
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result[count]=3;
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}
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}
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count--;
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for(int j=0;j<count;j++){
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if(result[j]==1) printf("OK\n");
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if(result[j]==2) printf("ZLE\n");
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if(result[j]==3) printf("CHYBA\n");
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}
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return 0;
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}
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