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/*ID: xo1LANG: C++TASK: read*/#include <cstdio>#include <cstdlib>#define ABS(x) (x > 0 ? x : -x)class Cow {public:    int S;    int T;    int R;    void print();    int read();};long int K, N;void Cow::print() {    printf ("%d %d %d %d\n", S, T, R, read());}int Cow::read() {    int i, readTime = 0, pages = 0;    while (1) {        for ( i = 0 ; i <= T ; i++ ) {            if (i*S + pages >= N)                return (i+readTime);        }        readTime += T;        pages += T*S;        readTime += R;    }}int main () {    FILE *fin  = fopen ("read.in", "r");    FILE *fout = fopen ("read.out", "w");    fscanf (fin, "%d %d", &N, &K);    Cow cows[K];    for ( int i = 0; i < K ; i++ )        fscanf (fin, "%d %d %d", &(cows[i].S), &(cows[i].T), &(cows[i].R));    for ( int i = 0; i < K ; i++ )        fprintf(fout, "%d\n", cows[i].read());    return (0);}