diff --git a/du4/program.c b/du4/program.c
index 35449d3..8286384 100644
--- a/du4/program.c
+++ b/du4/program.c
@@ -59,27 +59,30 @@ double compare_percent(double a, double b, double eps)
 
 int main()
 {
-    char str[100];
-    memset(str,0,100);
-    fgets(str,100,stdin);
-    char *new_str = compactString(str,strlen(str));
-    double first =-5,second =-5,res=-5;
-    char c='E';
-    sscanf(new_str,"%lf%c%lf%*[=]%lf",&first,&c,&second,&res);
-    
-    
-    if(c=='E'||first==-5||second==-5||res==-5||(c!=43&&c!=42&&c!=45&&c!=47)){
-        printf("CHYBA\n");
-        return 0;
-    }
-    double my_res = operation(first,second,c);
-    if(compare_percent(res,my_res,0.01)==0){
-        printf("OK\n");
-    }
-    else{
-        printf("ZLE\n");
+    char str[100][100];
+  	int i =0;
+  	for(;i<100;i++){
+    	scanf("%s",str[i]);
     }
+  	for(int k=0;k<i;k++){
+    	char *new_str = compactString(str,strlen(str));
+    	double first =-5,second =-5,res=-5;
+    	char c='E';
+    	sscanf(new_str,"%lf%c%lf%*[=]%lf",&first,&c,&second,&res);
     
     
+    	if(c=='E'||first==-5||second==-5||res==-5||(c!=43&&c!=42&&c!=45&&c!=47)){
+    	    printf("CHYBA\n");
+    	    return 0;
+    	}
+    	double my_res = operation(first,second,c);
+    	if(compare_percent(res,my_res,0.01)==0){
+    	    printf("OK\n");
+    	}
+    	else{
+    	    printf("ZLE\n");
+   	 }
+    
+    }
     return 0;
 }