#include <stdio.h>

int main() {
    
    int N[10];               
    int idx, num, minVal, minIdx;

    printf("数値を入力\n");
    if (scanf("%d", &num) != 1) return 1;
    idx = 0;

    
    while (idx < 10 && num != -1) {
        N[idx] = num;        
        idx = idx + 1;
        
        if (idx < 10) {       
            scanf("%d", &num);
        }
    }

    
    num = idx;

    minVal = 9999;            
    minIdx = -1;

    
    for (idx = 0; idx < num; idx++) {
       
        if (N[idx] < minVal) {
            minVal = N[idx];
            minIdx = idx;     
        }
    }

   
    if (minIdx != -1) {
        printf("%d番目\n", minIdx + 1);
    }

    return 0;
}