#include <stdio.h>
int main(void) {
int i,sum;
sum = 0;
for(i = 10;i < 100;i ++){
if((i % 2 != 0) || (i % 3 != 0) || (i % 5 != 0) || (i % 7 != 0)){
sum = sum + i;
}
}
return 0;
}
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