43 lines
635 B
C
43 lines
635 B
C
#include <stdio.h>
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int main(){
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float a,b,v;
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int o,p;
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scanf("%f",&a);
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while((o=getchar())==' '){
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}
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scanf("%f",&b);
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while((p=getchar())==' '||(p=getchar())=='='){
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}
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scanf("%f",&v);
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switch(o){
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case '+':if(v==(a+b)){
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printf("OK\n");
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}else{
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printf("ZLE\n");
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}
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break;
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case '-':if(v==(a-b)){
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printf("OK\n");
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}else{
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printf("ZLE\n");
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}
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break;
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case '*':if(v==(a*b)){
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printf("OK\n");
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}else{
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printf("ZLE\n");
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}
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break;
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case '/':if(v==(a/b)&&b!=0){
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printf("OK\n");
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}else{
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printf("ZLE\n");
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}
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break;
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default: printf("CHYBA\n");
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break;
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}
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return 0;
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}
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