10953

#include <stdio.h>

int main(void){
    int test_case = 0;
    scanf("%d", &test_case);

    for(int i = 0; i < test_case; i++){
        char ab[20] = {0};
        scanf("%s", ab);
        printf("%d\n", (ab[0]-48)+(ab[2]-48));
    }

    
    return 0;
}

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