#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>

int findM(char stringThing[10]){
    char * i = 0;
    int k = 0;
    const int j = -1;
    const char letM = 'M';
    i = strchr(stringThing, letM);
    if (i != NULL){
        k = atoi(i);
        return k;
    }
    else {
        return j;
    }

 }


int main(void){
    int indexNums = 0;

    indexNums = findM("Find Meat");
    if(indexNums > 0){
        printf("%dn", indexNums);
    }
    return 0;
}