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#include<stdio.h>
 
int f(int n)
{
　int i, j;
int count;
　char str[100];
 
　count = 0;
　for (i = 1; i <= n; i++) {
　　sprintf(str, "%d", i);
　　for (j = 0; str[j]; j++) {
　　　if (str[j] == '1')
　　　　count++;
　　}
　}
　return count;
}
 
int main()
{
    int num,ans;
	puts("nの数は？");
	scanf("&d",&num);
 
	ans = f(num);
	printf("ans=%d\n",ans);
 
	return 0;
}

prog.cpp:5:1: error: stray ‘\343’ in program
prog.cpp:5:1: error: stray ‘\200’ in program
prog.cpp:5:1: error: stray ‘\200’ in program
prog.cpp:7:1: error: stray ‘\343’ in program
prog.cpp:7:1: error: stray ‘\200’ in program
prog.cpp:7:1: error: stray ‘\200’ in program
prog.cpp:9:1: error: stray ‘\343’ in program
prog.cpp:9:1: error: stray ‘\200’ in program
prog.cpp:9:1: error: stray ‘\200’ in program
prog.cpp:10:1: error: stray ‘\343’ in program
prog.cpp:10:1: error: stray ‘\200’ in program
prog.cpp:10:1: error: stray ‘\200’ in program
prog.cpp:11:1: error: stray ‘\343’ in program
prog.cpp:11:1: error: stray ‘\200’ in program
prog.cpp:11:1: error: stray ‘\200’ in program
prog.cpp:11:1: error: stray ‘\343’ in program
prog.cpp:11:1: error: stray ‘\200’ in program
prog.cpp:11:1: error: stray ‘\200’ in program
prog.cpp:12:1: error: stray ‘\343’ in program
prog.cpp:12:1: error: stray ‘\200’ in program
prog.cpp:12:1: error: stray ‘\200’ in program
prog.cpp:12:1: error: stray ‘\343’ in program
prog.cpp:12:1: error: stray ‘\200’ in program
prog.cpp:12:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\343’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\343’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\343’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:13:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\343’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\343’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\343’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\343’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:14:1: error: stray ‘\200’ in program
prog.cpp:15:1: error: stray ‘\343’ in program
prog.cpp:15:1: error: stray ‘\200’ in program
prog.cpp:15:1: error: stray ‘\200’ in program
prog.cpp:15:1: error: stray ‘\343’ in program
prog.cpp:15:1: error: stray ‘\200’ in program
prog.cpp:15:1: error: stray ‘\200’ in program
prog.cpp:16:1: error: stray ‘\343’ in program
prog.cpp:16:1: error: stray ‘\200’ in program
prog.cpp:16:1: error: stray ‘\200’ in program
prog.cpp:17:1: error: stray ‘\343’ in program
prog.cpp:17:1: error: stray ‘\200’ in program
prog.cpp:17:1: error: stray ‘\200’ in program
prog.cpp: In function ‘int main()’:
prog.cpp:24:17: warning: too many arguments for format [-Wformat-extra-args]

Standard output is empty