33. Detect Circular Pattern Match

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Code

#include <stdio.h>
#include <stdint.h>

uint8_t is_circular_match(uint16_t reg, uint16_t target) {
    // Your code here
    for(int i=0;i<16;i++){
        int conc=1&reg;
        reg=reg>>1;
        reg+=(conc<<15);
        if(target^reg==0){
            return 1;
        }
    }
    return 0;
}

int main() {
    uint16_t reg, target;
    scanf("%hu %hu", &reg, &target);
    printf("%hhu", is_circular_match(reg, target));
    return 0;
}

Solving Approach

 

 

 

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